| Patents for B25B 21 - Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose (7,850) |
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| 11/09/1999 | US5979735 Fastener collation tube for stand-up fastener driving tool |
| 11/09/1999 | US5979273 Torque wrench |
| 11/04/1999 | WO1999014017A8 Powered-operated screwdriving device |
| 11/04/1999 | DE19917305A1 Pneumatic screw driver for use with timber |
| 11/03/1999 | EP0953411A1 Fluid-operated tool |
| 11/02/1999 | US5975815 Drilling tool |
| 11/02/1999 | US5974918 Screw driving device |
| 11/02/1999 | US5974913 Powered gate valve wrench apparatus |
| 10/28/1999 | WO1999053804A1 Interchangeable grips for power hand tools |
| 10/28/1999 | CA2292454A1 Interchangeable grips for power hand tools |
| 10/27/1999 | EP0951966A2 Two speed right angle drill |
| 10/27/1999 | EP0951377A1 Impact tool driver |
| 10/26/1999 | US5970824 Wrench with high inertia torque system and method for using same |
| 10/21/1999 | WO1999052684A1 Rotary drive tool-carrying machine with no reaction torque |
| 10/21/1999 | CA2328311A1 Rotary drive tool-carrying machine with no reaction torque |
| 10/19/1999 | US5967002 Rachet wrench |
| 10/14/1999 | WO1999051403A1 Vibrating nutrunner |
| 10/14/1999 | CA2369353A1 Vibrating nutrunner |
| 10/13/1999 | CN2342940Y Special impact electric wrench for railway |
| 10/13/1999 | CN2342939Y Automatic screw setting tool |
| 10/12/1999 | US5964128 For tightening torque controlled bolts |
| 10/07/1999 | WO1999050029A1 Hydraulically operated power wrench and method for controlling the same |
| 09/30/1999 | WO1999049553A1 Cordless, high torque power tool |
| 09/30/1999 | WO1999049249A1 Tip valve for pneumatic tool |
| 09/30/1999 | WO1999048648A2 Device for surrounding a cylindrical workpiece by shape-connection |
| 09/30/1999 | DE19813900A1 Hydraulisch betriebener Kraftschrauber und Verfahren zu seiner Herstellung Hydraulically operated power wrench and method for its manufacture |
| 09/30/1999 | DE19812958A1 Vorrichtung zum kraftschlüssigen Umschließen eines zylinderförmigen Werkstückes Means for frictionally surrounding a cylindrical workpiece |
| 09/30/1999 | DE19811929C1 Eintreibvorrichtung für Befestigungselemente Fastener driving elements |
| 09/30/1999 | CA2288883A1 Tip valve for pneumatic tool |
| 09/29/1999 | EP0945224A1 Electromechanical device for handling nuts or the likel |
| 09/29/1999 | EP0944458A1 Torque impulse tool with automatic power shut-off comprising two inertia bodies |
| 09/29/1999 | CN2340565Y Driving mechanism of electric spanner |
| 09/22/1999 | EP0942809A1 Impact tool driver |
| 09/22/1999 | EP0942805A1 Wrench with high inertia torque system and method for using same |
| 09/21/1999 | US5954463 Reversible drill driver tool |
| 09/21/1999 | US5954144 Variable-speed, multiple-drive power tool |
| 09/21/1999 | US5954142 Handle for a pneumatic power tool |
| 09/21/1999 | US5954141 Air driven motor for a tool |
| 09/21/1999 | US5953967 Fluid-operated cylinder-piston unit, and a tool provided therewith |
| 09/21/1999 | US5953966 Hand wrench with torque augmenting means |
| 09/21/1999 | US5953965 Device for tightening bolt and nut |
| 09/16/1999 | WO1999028092A3 A screw feed and driver for a screw driving tool |
| 09/16/1999 | DE19902187A1 Planetary gearing for use with hand tools e.g. electric screwdrivers etc. |
| 09/15/1999 | EP0941810A2 Fluid-operated tool |
| 09/15/1999 | EP0941153A1 Rotary impact tool with involute profile hammer |
| 09/14/1999 | US5951222 Bolting system with secured nuts, and method thereof |
| 09/14/1999 | US5951026 Removable chuck |
| 09/14/1999 | US5950509 Fastener coupler for power tool |
| 09/14/1999 | US5950507 Socket adapter for powered drills and method of use |
| 09/14/1999 | CA2160001C Screwdriver with replaceable bit assembly |
| 09/10/1999 | WO1999045239A1 Air ratchet hand tool with thermoplastic jacket |
| 09/10/1999 | WO1999044791A1 Screwdriver for self-drilling screw |
| 09/10/1999 | CA2288882A1 Air ratchet hand tool with thermoplastic jacket |
| 09/08/1999 | CN2336926Y Clamping and cliping two-purpose drilling fastening head rotary spanner |
| 09/08/1999 | CN2336925Y Mechanical self-controlling quasi-automatic electric screw-driver |
| 09/08/1999 | CN1227987A Hand electric tool |
| 09/07/1999 | US5947210 Power screwdriver |
| 09/07/1999 | CA2009538C Hydraulic torque wrench |
| 09/01/1999 | EP0873221B1 Power drill housing extension coupling |
| 08/31/1999 | CA2129577C Automatic rail fastener applicator |
| 08/25/1999 | EP0937547A2 Fastener driving tool |
| 08/24/1999 | US5941360 Impulse wrench with wrap spring clutch assembly |
| 08/24/1999 | US5941319 Electric wrench driving system |
| 08/12/1999 | WO1999039877A1 Portable power tool with separate pistol-type handle |
| 08/11/1999 | EP0868265B1 Hand-held power tool with on/off switch in rear part of ergonomic handle |
| 08/11/1999 | CN2332538Y Fixed torque pneumatic impact wrench |
| 08/10/1999 | US5934853 Nut and device for tightening provided with the same |
| 08/10/1999 | US5934384 Transmission shaft and bit mounting arrangement of a motor-driven hand drill |
| 08/05/1999 | WO1999014017A3 Powered-operated screwdriving device |
| 08/03/1999 | US5931366 Successive screw feeder driver |
| 08/03/1999 | US5931060 Collar attachment for a vertically suspended screw drive |
| 07/29/1999 | WO1999037430A1 Magnetic chuck assembly |
| 07/28/1999 | EP0931629A2 Removable chuck |
| 07/21/1999 | CN2329485Y Electric screwdriver |
| 07/20/1999 | US5924497 Power hand tool with rotatable handle |
| 07/20/1999 | US5924340 Fluid-operated tool |
| 07/15/1999 | WO1999024224A3 Hand wrench with torque augmenting means |
| 07/13/1999 | US5921562 Magnetic chuck assembly |
| 07/13/1999 | US5921454 Roofing washer-dispensing and fastener-driving machine |
| 07/13/1999 | US5921156 To be attached to a source of compressed air |
| 07/08/1999 | WO1999033606A1 Mobile automatic machine for fastening of fasteners |
| 07/07/1999 | EP0927092A1 Air operated hydraulic torque wrench pump |
| 07/07/1999 | CN2327502Y Multifunctional electric screw driver |
| 07/06/1999 | US5918789 Fastner collation tube for stand-up fastener driving tool |
| 07/06/1999 | US5918686 Pneumatic rotary tool |
| 07/06/1999 | US5918685 For the accurate insertion of screws |
| 07/06/1999 | US5918512 Replaceable bit screwdriver assembly |
| 07/01/1999 | DE19851969A1 Mullet-purpose tool as screw-driver and drill |
| 06/30/1999 | CN1221079A Nut, and device for tightening provided with the same |
| 06/29/1999 | US5915484 Tool head structure of power screwdriver |
| 06/22/1999 | US5913370 Pneumatic or pressurized fluid tool having a control device |
| 06/16/1999 | EP0861140B1 Coupling device and rotary drive tool therefor |
| 06/16/1999 | EP0643638B1 Fluid operated tool |
| 06/15/1999 | US5911409 For a cable tightener |
| 06/10/1999 | WO1999028092A2 A screw feed and driver for a screw driving tool |
| 06/10/1999 | DE19754165A1 Battery-operated electric screwdriver |
| 06/09/1999 | EP0921251A2 Tool for mounting insulating material fixing means for attaching a roof membrane |
| 06/09/1999 | CN1218734A Shaft braker |
| 06/02/1999 | EP0918597A1 Pumping unit with speed transducer |
| 06/02/1999 | CN2321589Y Pneumatic wrenching machine |