United States Patent 2235196
Inventors:
Daniel, Bilde Tord Erik
Publication Date:
03/18/1941
Assignee:
BOLINDER S FABRIKS AKTIEBOLAG
Other Classes:
137/625, 251/237, 251/89, 134/103.200, 137/637, 134/186, 137/867, 251/263, 251/289
International Classes:
A47L15/20; A47L15/14