Patents for B43L 7 - Straightedges (3,964)
01/2008
01/01/2008US7313872 Board alignment tool and method
12/2007
12/27/2007US20070294901 Line anchor
12/27/2007DE19926737B4 Lineal Ruler
12/26/2007CN200995560Y Multi-purpose triangle
12/26/2007CN200995559Y Studying multifunctional rulers for students
12/26/2007CN200995557Y Adjusting triangular ruler
12/26/2007CN200995554Y Shift ruler
12/25/2007US7310884 Adjustable golden section indicator and method for loci transfer
12/19/2007CN200992080Y Nursing-record curve scale
12/19/2007CN200992079Y Multifunction ruler
12/19/2007CN200992078Y Ruler-type ellipsograph
12/13/2007US20070283587 Angle measuring device
12/12/2007CN200988377Y Protractor
12/12/2007CN200988376Y Picture plate type compasses
12/12/2007CN101085585A Three-scale ruler
12/11/2007US7305773 Hand tool
12/06/2007WO2007137392A1 Tool for aligning work pieces
12/06/2007US20070277387 Carpenter's pitch square
12/05/2007CN200984902Y Coordinate ruler
12/05/2007CN200984901Y Combined ruler
12/05/2007CN200984898Y Straight ruler
11/2007
11/28/2007CN200981432Y Combined article of ruler, set square and pencil box
11/28/2007CN200981426Y Line plotting ruler
11/28/2007CN200981425Y Student ruler
11/27/2007US7299560 Multi-purpose tool
11/27/2007US7299559 Construction layout and angle measurement tool
11/27/2007US7299558 Line marker
11/25/2007CA2548056A1 Tool for aligning work pieces
11/21/2007CN200977809Y Set square
11/21/2007CN200977806Y Multifunctional ruler
11/21/2007CN200977163Y Positioning ruler for head
11/15/2007US20070261260 Pattern making tool
11/14/2007CN200974411Y Telescopic triangle
11/14/2007CN200974410Y Multifunctional folding rule
11/13/2007US7293363 Dual line protractor for biometric measurements
11/07/2007CN200970972Y Angular bisector ruler
11/07/2007CN200970971Y Multifunction nursing recording curve ruler
11/07/2007CN200970970Y Multifunction ruler
11/07/2007CN200970969Y Multipurpose ruler
11/01/2007WO2007122455A1 Folding framing square
11/01/2007US20070251112 Irrigation controller mounting template
10/2007
10/31/2007EP1575786A4 Transparent measuring device with enhanced visibility lines
10/31/2007CN200967358Y Nursing recording curved rule
10/31/2007CN200967357Y 多功能尺 Multifunction foot
10/31/2007CN200967356Y Multi-purpose mould plates
10/31/2007CN200967355Y Multipurpose surveying and mapping calipers
10/31/2007CN101062641A Universal angle block ruler
10/31/2007CN101062640A Multifunctional triangle for teaching
10/31/2007CN101062639A 多功能尺 Multifunction foot
10/31/2007CN101062632A Multifunctional book mark
10/25/2007US20070245582 Tool For Plumbing, Squaring and Attaching
10/25/2007US20070245581 Hand tool
10/24/2007CN200963997Y Nursing and recording curve rule
10/24/2007CN200963996Y Nursing and body temperature recording curve rule
10/24/2007CN200963995Y Movement lining ruler
10/24/2007CN200963994Y 教学三角板 Teaching triangle
10/24/2007CN200963992Y Multipurpose ruler for engineering drawing
10/24/2007CN200963991Y Multifunctional corner-free combined ruler
10/24/2007CN200963987Y Compasses ruler for blackboard
10/24/2007CN200963986Y Nursing and sphygmus recording curve rule
10/24/2007CN200963985Y Dual-purpose nursing and recording curve rule
10/24/2007CN200963984Y 圆规尺 Compasses foot
10/24/2007CN200963983Y Measurement convenient ruler
10/23/2007US7284334 Geometrical layout system for establishing dimensions from a fixed point to specifically targeted architectural, structural, mechanical or site locations
10/18/2007US20070240321 Angle measurement tool
10/17/2007CN200960811Y Multi-functional angulometer
10/11/2007WO2007113310A1 Measurement and/or guide tool comprising two branches in the form of a t and a moving slider that can be placed in a clear position
10/11/2007US20070234581 Flange Slot Magnet Mount For An I-Beam Level
10/10/2007CN200957721Y Tool ruler
10/10/2007CN200957718Y Adjusting tool ruler
10/09/2007US7278221 Angle measurement tool
10/09/2007US7278217 Trigonometric teaching aid
10/04/2007US20070227022 Adjustable angle and miter finder
10/03/2007CN200954740Y Multifunction square ruler
10/03/2007CN200954739Y Angle trisection drawing instrument
10/03/2007CN200954738Y Teaching tool
10/03/2007CN200954737Y Page-stabilizing arm for student turning page of book and mathematics construction formboard
10/03/2007CN101045419A Rule and compasses combined teaching aid
09/2007
09/27/2007US20070220766 Tool for finding and transferring angles
09/26/2007CN200951684Y Multifunctional rule
09/20/2007US20070214671 Tearing Ruler
09/19/2007CN200948712Y 多功能直尺 Multifunctional ruler
09/19/2007CN200948710Y K-line ruler
09/19/2007CN101037071A Application of one-step forming method for measuring interior work, area recursive algorithm and polar angle ruler
09/18/2007US7269909 Rafter layout tool
09/12/2007CN200945783Y Electronic drawing board
09/12/2007CN200945781Y Convenient using teaching triangle
09/11/2007US7266899 Speed level
09/11/2007CA2406539C Modified square
09/06/2007US20070204476 Metal yardstick with slots
09/06/2007US20070204475 Combination Square
09/05/2007CN200942659Y Convenient book mark ruler
09/05/2007CN200942658Y Multifunctional drawing rules
09/05/2007CN101028780A Perspective ruler
08/2007
08/29/2007CN200939772Y Dividing ruler able to hold pencil leads
08/23/2007US20070193051 Template for cutting material for an endless chain quilt
08/16/2007US20070186428 Tool for qualitatively measuring a feature of a skate blade
08/15/2007CN2933902Y 多功能尺 Multifunction foot
08/15/2007CN2933901Y Folding angle gauge
08/15/2007CN2933900Y 多功能折叠尺 Multi-function folding ruler
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