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Circular curve-drawing or like instruments
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Industry
CPC
B43L9/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B43
Writing accessories
B43L
ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
Current Industry
B43L9/00
Circular curve-drawing or like instruments
Sub Industries
B43L9/002
with perforated or marked discs
B43L9/005
with rollers or carriages
B43L9/007
with perforated or marked rulers
B43L9/02
Compasses
B43L9/025
Compasses with parallel legs
B43L9/04
Beam compasses
B43L9/045
Tape compasses
B43L9/06
with legs formed by flat springs
B43L9/08
Proportional compasses or dividers
B43L9/10
with arrangements for drawing polygons
B43L9/12
Dividers
B43L9/14
with changeable leg-ends for conversion into compasses, dividers, or callipers
B43L9/16
Features common to compasses, dividers, and callipers
B43L9/18
Legs with toggle joints
B43L9/20
Pivots
B43L9/22
Leg-angle adjusting-means separate from pivots
B43L9/24
Means for mounting points or writing appliances on legs
B43L9/245
for mounting centering elements
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CPC
B43L9/00
