Web position controlling device for web material treating machines
United States Patent 2534686
Inventors:
Strauss, Orville L.
Wegner, Clarence J.
Publication Date:
12/19/1950
Assignee:
ALLIS CHALMERS MFG CO
Other Classes:
493/439, 112/80.310, 112/80.320, 112/152, 112/80.300, 226/18
International Classes:
D05B25/00; D05B33/02; D05B33/00