United States Patent 1487722
Inventors:
August, Coenders
Publication Date:
03/25/1924
Assignee:
August, Coenders
Other Classes:
89/155, 42/19, 42/59, 89/161, 89/33.030, 89/33.170
International Classes:
F41A9/28; F41A9/47; F41A19/42; F41A9/00; F41A19/00