Title:
Apparatus for applying pressure
United States Patent 1843002

Inventors:
Davis, Small John
Publication Date:
01/26/1932
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Assignee:
DRYICE EQUIPMENT CORP
Primary Class:
166/192
Other Classes:
220/233, 166/63, 166/311, 277/342, 166/305.100, 166/60
International Classes:
E21B33/128; E21B33/12