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Class Information
Number: 425/DIG.7
Name: Plastic article or earthenware shaping or treating: apparatus > Coil
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7168938 |
Nylon gripper elements of zippers and threaded rods for shaping the nylon gripper elements |
Jan. 30, 2007 |
| 6889740 |
Machine for forming tubular containers |
May. 10, 2005 |
| 6783350 |
Apparatus for manufacturing slide fastener coil-shaped continuous element row |
Aug. 31, 2004 |
| 6783351 |
Apparatus for manufacturing slide fastener spiral continuous element row |
Aug. 31, 2004 |
| 6382950 |
Coil winding machine |
May. 7, 2002 |
| 5935292 |
Annealing mold and retainer for making a fiber optic current sensor |
Aug. 10, 1999 |
| 5493627 |
Waveguide pack |
Feb. 20, 1996 |
| 4934657 |
Graphite spiral packing for stuffing box and method for manufacturing the same |
Jun. 19, 1990 |
| 4544435 |
Heatable winding drum construction for use in manufacturing plastic tubes and receptacles |
Oct. 1, 1985 |
| 4388264 |
Method and means for winding helical coils from thermoplastic materials |
Jun. 14, 1983 |
| 4303605 |
Production of layered toothpicks |
Dec. 1, 1981 |
| 4283362 |
Method and apparatus for making a self-coiling sheet |
Aug. 11, 1981 |
| 4229242 |
Method and apparatus for pressing and curing resin-impregnated wrappings about coils |
Oct. 21, 1980 |
| 3988092 |
Apparatus for making retractile cords |
Oct. 26, 1976 |
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