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| Number | Title | Issue Date |
| 4094387 | Inertia dependent device for preventing and permitting relative rotation between two members Device for inhibiting relative movement between two articles in dependence on the speed of said movement comprises a box connected to one of said articles, a screw connected to the other article and mounted to slide freely in the box, and a nut rotatably ... | 06/13/1978 |
| 4016799 | Shock absorber for firearms and the like A shock absorber for automatic weapons of the kind where all the shots in a burst with the exception of the first are fired during the return movement to the initial position of the weapon. The weapon has a recoil member movable with respect to a fixed me... | 04/12/1977 |
