Visible shot concentrating projectile for sporting guns
United States Patent 1864916

Inventors:
Marcel, Gachassin-lafite
Publication Date:
06/28/1932
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Assignee:
Marcel, Gachassin-lafite
Primary Class:
102/449
Other Classes:
102/458
International Classes:
F42B7/04; F42B7/10; F42B7/00