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Inventor: Gorman; Richard M.
Address: Kingsville, MD
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4308681 |
Progressive ratchet rifling in a full gain twist |
January 5, 1982 |
| Rifling in a gunbarrel accelerates in spiral from a relatively bore-parallel beginning and has a groove surface which in cross-section progressively rotates concurrently with the acceleration in spiral starting from a circumferential shape bounding rectangular lands to an incline mer |
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