Orr; John L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Orr; John L..The latest application filed is for "cam adjustment for tension spring of sewing machine head lifter mechanism".
- Orr; John L. - Rockford IL
| Patent | Date |
|---|---|
| Cam adjustment for tension spring of sewing machine head lifter mechanism Grant 4,018,487 - Orr , et al. April 19, 1 | 1977-04-19 |
| Privacy lock Grant 3,936,084 - Orr February 3, 1 | 1976-02-03 |
| Removable Cylinder Lock Grant 3,824,817 - Orr July 23, 1 | 1974-07-23 |
| Interlocking Dead Bolt Lock And Strike Grant 3,774,420 - Orr November 27, 1 | 1973-11-27 |
| Retaining Means For A Lock Cylinder Plug Grant 3,774,423 - Orr November 27, 1 | 1973-11-27 |
| Dead Bolt Lock Grant 3,762,750 - Orr October 2, 1 | 1973-10-02 |
| Cabinet Lock Assembly Grant 3,589,152 - Glass , et al. June 29, 1 | 1971-06-29 |
| Flush Mount Panel Lock Grant 3,584,483 - Orr June 15, 1 | 1971-06-15 |
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