United States Patent 2051090
Inventors:
Ladewig, Archie E.
Soelch, George F.
Publication Date:
08/18/1936
Assignee:
Ladewig, Archie E.
Soelch, George F.
Other Classes:
198/409, 198/717, 198/803.140, 134/62, 134/126, 198/468.600, 198/468.700
International Classes:
B08B9/42; B08B9/20