Patents for B44B 3 - Artists' machines or apparatus equipped with tools or work holders moving or able to be controlled substantially two-dimensionally for carving, engraving, or guilloching shallow ornamenting or markings (2,033) |
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08/19/1981 | EP0033731A1 Engraving apparatus. |
07/07/1981 | CA1104414A1 Electronically controlled engraving machine |
03/10/1981 | US4254552 Inscribing system |
02/10/1981 | CA1095330A1 Highspeed rotary branding process having increased die life and product produced therefrom |
02/05/1981 | WO1981000320A1 Engraving apparatus having improved frequency and scanning characteristics |
09/16/1980 | US4222693 Precision drafting instrument |
09/09/1980 | US4221052 Sign cutting machine |
07/08/1980 | US4211012 Electric-signal controlled hand-held printer |
03/18/1980 | US4193200 Engraving machines |
01/23/1980 | EP0007125A1 Process for engraving glass surfaces and for grinding glass bodies, and device for carrying out the process |
12/18/1979 | US4178846 Apparatus for, and a process of, sector engraving metal elements |
09/25/1979 | US4168651 Trophy plate centering device |
09/04/1979 | US4166319 Illuminated engraving machine |
09/04/1979 | CA1061557A1 Pendulum device |
08/28/1979 | US4165563 Automatic pilot apparatus for a printer |
06/05/1979 | CA1055749A1 Apparatus for engraving the sidewall of a tire |
04/10/1979 | CA1052474A1 Method and apparatus for the production of conductor plates |
04/03/1979 | US4146966 Engraving machine for rings and bangle bracelets |
02/27/1979 | US4141145 Method and apparatus for producing evident permanent surface markings on a glazed surface |
02/27/1979 | CA1049307A1 Peel coat cutter |
02/13/1979 | US4138924 Method for the production of conductor plates |
01/30/1979 | US4136453 Engraving machine |
07/04/1978 | US4098170 Engraving machine having minimum setup time |
06/20/1978 | US4095633 Woodcarver and engraver machine |
01/10/1978 | US4067111 Pendulum device |
11/01/1977 | US4056136 Portable tool guide |
10/04/1977 | US4052739 Electronic engraving system |
08/16/1977 | US4041652 Apparatus for engraving the sidewall of a tire |
12/07/1976 | US3995969 Flat circuit insulation stripping apparatus |
07/13/1976 | US3968728 Carving tool |
05/18/1976 | US3956828 Stylus for sign-making machine |
03/30/1976 | USRE28747 Method and apparatus for engraving characters |
03/30/1976 | US3946491 Pneumatic engraving tool |