B43L11/00 - CPC Classification Index

ClassID:

59650 ⎘

B43L11/00 - CPC Classification

Classification description:

Non-circular-curve-drawing instruments

Sub-classes:

B43L11/005 » {pendulum-actuated} 0
B43L11/02 » for drawing conic sections 1
B43L11/06 » for drawing spirals 2
B43L11/08 » for drawing involutes 2

Recent Application in this class:

20230133300

Pattern maker

20160347110

Pen track

20140373367

Scalable rules capable of creating size-adjustable circles, arcs, and curved shapes