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Class Information
Number: 33/27.031
Name: Geometrical instruments > Scriber > Curved line > Compass > With scoring means
Description: Subject matter wherein the marking point is a member that scratches a surface.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7424780 |
Device for cutting sanitary containers, in particular sacks, bags, and/or pouches for stomas |
Sep. 16, 2008 |
| 6983545 |
Compass and compass-cutter with ratchet mechanism |
Jan. 10, 2006 |
| 6981328 |
Compass and ellipsograph for persons with manual limitations |
Jan. 3, 2006 |
| 6964103 |
Retractable point compass |
Nov. 15, 2005 |
| 6912799 |
Marking and scoring guide |
Jul. 5, 2005 |
| 6892469 |
Marking mechanism for a tape measure and tape measure incorporating same |
May. 17, 2005 |
| 6889440 |
Compass and compass-cutter with ratchet mechanism |
May. 10, 2005 |
| 6796211 |
Circle cutting machine |
Sep. 28, 2004 |
| 6405444 |
Apparatus for drawing boundary lines on a play surface |
Jun. 18, 2002 |
| 6286216 |
Tool for making circular cuts |
Sep. 11, 2001 |
| 5979066 |
Compass |
Nov. 9, 1999 |
| 5894671 |
Compass with angle trisecting capability |
Apr. 20, 1999 |
| 5784791 |
Adjustable compass |
Jul. 28, 1998 |
| 5596809 |
Circle cutter for drywall with measure guide |
Jan. 28, 1997 |
| 5542185 |
Device for describing arcs |
Aug. 6, 1996 |
| 5014436 |
Circle cutting system |
May. 14, 1991 |
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