Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4424618 | Assembly of straight duct and transitions | — | 1984-01-10 |
| 4422543 | Universal conveyor | — | 1983-12-27 |
| 4354410 | Straight line insulation cutter assembly | — | 1982-10-19 |
| 4286739 | Convertible back pack frame | Philip B. Silcott | 1981-09-01 |
| RE30645 | Method and apparatus for cutting sheet metal wrappers or the like | — | 1981-06-16 |
| 4270445 | Apparatus for bundling and banding a stack of objects | — | 1981-06-02 |
| 4265156 | Steel stock cutting | — | 1981-05-05 |
| 4257548 | Fastening using air hammer | — | 1981-03-24 |
| 4255993 | Angle iron cutting | — | 1981-03-17 |
| 4210090 | Formation of radius elbows and O.G. sets | — | 1980-07-01 |
| 4195407 | Power shear yoke construction and ball-bearing assembly | — | 1980-04-01 |
| 4184357 | Fastening with two-piece fasteners | — | 1980-01-22 |
| 4183239 | Two-piece fastener air hammer | — | 1980-01-15 |