Anti-bounce apparatus for reciprocating bolt assemblies of...
Automatic hand firearm
Breech locking system for self loading fire arms
Double acting pneumatic bolt and sear buffer for automatic...
Feeder mechanism
High rate of fire revolving battery gun
High rate of fire revolving battery gun
In-line annular piston fixed bolt regnerative variable...
Programmed shell casing ejector apparatus for automatic cannon
Two stage shell feeding apparatus with shell feeding path...