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PCE
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DIFF Subgroup
B23Q 35/48

using a feeler or the like travelling to-and-fro between opposite parts of the outline of the pattern, model or drawing

Introduced: September 1968

Title

Titles differ between systems:

IPC: using a feeler or the like travelling to-and-fro between opposite parts of the outline of the pattern, model, or drawing

CPC: using a feeler or the like travelling to-and-fro between opposite parts of the outline of the pattern, model or drawing

Full Title

Full titles differ between systems:

IPC:

Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually > using a feeler or the like travelling to-and-fro between opposite parts of the outline of the pattern, model, or drawing

CPC:

Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually > using a feeler or the like travelling to-and-fro between opposite parts of the outline of the pattern, model or drawing

No child classifications to compare. This is a leaf node in both IPC and CPC.