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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4235583 |
Extrusion die and method for making same |
Nov. 25, 1980 |
| 4235582 |
Method and apparatus for molding holders for disc-like objects |
Nov. 25, 1980 |
| 4235581 |
Screw extrusion press having temperature-control means |
Nov. 25, 1980 |
| 4235580 |
Noise suppression structure for block making machinery |
Nov. 25, 1980 |
| 4235579 |
Synthetic plastics article manufacturing system |
Nov. 25, 1980 |
| 4235578 |
Provolone cheese molding apparatus and mold assembly therefor |
Nov. 25, 1980 |
| 4235577 |
Automatic curing cycle control system |
Nov. 25, 1980 |
| 4235576 |
Presses |
Nov. 25, 1980 |
| 4235575 |
Device for lubricating the tie rods of an injection molding machine |
Nov. 25, 1980 |
| 4235574 |
Spinneret orifice cross-section |
Nov. 25, 1980 |
| 4235573 |
Double acting hub-to-shaft clamp connection |
Nov. 25, 1980 |
| 4235572 |
Rotary displacement pump with intake through a first sealing slide |
Nov. 25, 1980 |
| 4235571 |
Cooling equipment |
Nov. 25, 1980 |
| 4235570 |
Elastomeric helicopter rotor load reaction system |
Nov. 25, 1980 |
| 4235569 |
Submersible pump for radioactive liquids |
Nov. 25, 1980 |
| 4235568 |
Fan rotor with tensioning means |
Nov. 25, 1980 |
| 4235567 |
Material handling machine with adjustable speed-power relationship for boom movement |
Nov. 25, 1980 |
| 4235566 |
Pipe-conveying catwalk |
Nov. 25, 1980 |
| 4235565 |
Precise dowel joint woodworking device |
Nov. 25, 1980 |
| 4235564 |
Cutting tool |
Nov. 25, 1980 |
| 4235563 |
Method and apparatus for feeding powder |
Nov. 25, 1980 |
| 4235562 |
Land reclamation system |
Nov. 25, 1980 |
| 4235561 |
Subterranean irrigation means and system |
Nov. 25, 1980 |
| 4235560 |
Transition bolt for clamping together the side rails of concrete wall form panels or the like |
Nov. 25, 1980 |
| 4235559 |
Construction of metal articles |
Nov. 25, 1980 |
| 4235558 |
Ball joint design |
Nov. 25, 1980 |
| 4235557 |
Dispenser |
Nov. 25, 1980 |
| 4235556 |
Platen variable |
Nov. 25, 1980 |
| 4235555 |
Non impact dot matrix printer |
Nov. 25, 1980 |
| 4235554 |
Keyboard signal storage mechanism |
Nov. 25, 1980 |
| 4235553 |
Material mixer |
Nov. 25, 1980 |
| 4235552 |
Fluid mixing system |
Nov. 25, 1980 |
| 4235551 |
Photographic printer with preset correction buttons |
Nov. 25, 1980 |
| 4235550 |
Automatic document handler control |
Nov. 25, 1980 |
| 4235549 |
Developing station for an electrostatic copier |
Nov. 25, 1980 |
| 4235548 |
Electrostatic latent image transfer type copying apparatus |
Nov. 25, 1980 |
| 4235547 |
Photographic camera |
Nov. 25, 1980 |
| 4235546 |
Photographic camera system and a focal plane photographic camera shutter system |
Nov. 25, 1980 |
| 4235545 |
Microfiche camera with cooperating shutter and light shield |
Nov. 25, 1980 |
| 4235544 |
Data imprinting lamp control circuit |
Nov. 25, 1980 |
| 4235543 |
Microfiche camera with lens and film transport system |
Nov. 25, 1980 |
| 4235542 |
Self stowing vehicle leveling hydraulic jack |
Nov. 25, 1980 |
| 4235541 |
Periscope finder |
Nov. 25, 1980 |
| 4235540 |
Eye fundus camera having variable power photographing optical system |
Nov. 25, 1980 |
| 4235539 |
Photographic exposure control system utilizing a single photocell for three distinct purposes |
Nov. 25, 1980 |
| 4235538 |
Digital control camera |
Nov. 25, 1980 |
| 4235537 |
Method of testing photographic film using multicolor sensitometer |
Nov. 25, 1980 |
| 4235536 |
Microfilm reader |
Nov. 25, 1980 |
| 4235535 |
Apparatus for projection on a cylindrical screen |
Nov. 25, 1980 |
| 4235534 |
Device for driving the claw shaft of a motion picture camera |
Nov. 25, 1980 |
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