RIFLED BORE CONSTRUCTION FOR A GUN BARREL
United States Patent 3525172
Inventors:
Marshall, Richard L.
Costa, Anthony A.
Publication Date:
08/25/1970
Assignee:
A I M MAGNUM CORP
International Classes:
F41A21/16; F41A21/00; F41C21/00; B23P13/00
US Patent References:
| 2990342 | Method of making a gun barrel | | | |