United States Patent 2709954
Inventors:
Baker, Arthur K.
Publication Date:
06/07/1955
Assignee:
Baker, Arthur K.
Other Classes:
55/315, 55/DIG.18, 55/DIG.29, 96/16, 96/57, 96/224, 108/50.13, 134/1, 968/653
International Classes:
B25H1/20; F24F3/16; G04D1/00; B25H1/00; F24F3/16; G04D1/00