| |
 |
|
Class Information
Number: 33/1AA
Name: Geometrical instruments > Miscellaneous > Tables-layout
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5125163 |
Support structures |
Jun. 30, 1992 |
| 5099581 |
Portable lighted drafting table |
Mar. 31, 1992 |
| 5086565 |
Technical drawing apparatus |
Feb. 11, 1992 |
| 4912849 |
Sketching and tracing instrument |
Apr. 3, 1990 |
| 4896427 |
Draughting apparatus |
Jan. 30, 1990 |
| 4785546 |
Lithographic production planning system |
Nov. 22, 1988 |
| 4771543 |
Patent-drafting aid |
Sep. 20, 1988 |
| 4741107 |
Artwork aid adapted for facilitating placement of lettering along arc of a circle |
May. 3, 1988 |
| 4688333 |
Self-inking stamp alignment tool |
Aug. 25, 1987 |
| 4524521 |
Projection table for an optical projection pattern grinding machine |
Jun. 25, 1985 |
| 4514899 |
Apparatus with optical projector for assembling a wooden structure |
May. 7, 1985 |
| 4408850 |
Drawing table |
Oct. 11, 1983 |
| 4295275 |
Method and apparatus for making raised and flat letter signs |
Oct. 20, 1981 |
| 4250396 |
Heated drafting board |
Feb. 10, 1981 |
| 4062130 |
Mechanism modeling |
Dec. 13, 1977 |
|
|
|
