Method of making athletic balls
United States Patent 2300441
Inventors:
Voit, William J.
Weimer, Lelth C.
Publication Date:
11/03/1942
Other Classes:
156/147, 264/228, 264/574, 473/599, 264/516, 264/275, 156/170, 264/241
International Classes:
B29D22/02; B29D22/04; B29C63/00; B29D22/00