Chromy, Franz
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chromy, Franz.The latest application filed is for "injection screw drive of a plastic injection molding machine".
- Chromy, Franz - Mollis CH
- Chromy; Franz - Feldkirch AT
- Chromy; Franz - Levis AT
- Chromy; Franz - Feldkirch-Levis OE
- Chromy; Franz - Gisingen OE
- Chromy; Franz - Vorarlberg OE
| Patent | Date |
|---|---|
| Injection screw drive of a plastic injection molding machine App 20030185932 - Chromy, Franz ; et al. | 2003-10-02 |
| Hammer drill with pneumatically driven percussion piston Grant 4,732,219 - Chromy March 22, 1 | 1988-03-22 |
| Hammer drill Grant 4,366,869 - Bereiter , et al. January 4, 1 | 1983-01-04 |
| Electropneumatic hammer Grant 4,064,949 - Chromy December 27, 1 | 1977-12-27 |
| Device for securing an expansion anchor Grant 4,051,990 - Chromy , et al. October 4, 1 | 1977-10-04 |
| Straddling dowel Grant 3,951,034 - Chromy April 20, 1 | 1976-04-20 |
| Rock Drilling Tool Grant 3,773,122 - Chromy November 20, 1 | 1973-11-20 |
| Threaded Joint Type Connection For A Drill In A Hammer Drill Grant 3,690,390 - Chromy September 12, 1 | 1972-09-12 |
| Drill Construction Grant 3,674,101 - Chromy July 4, 1 | 1972-07-04 |
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