Laundering composition and process
United States Patent 2086867

Inventors:
Hall, Ralph E.
Publication Date:
07/13/1937
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Assignee:
HALL LAB INC
Primary Class:
8/137
Other Classes:
510/534, 210/699, 510/361, 510/510, 510/478, 424/DIG.006, 510/533
International Classes:
C11D7/16; C11D7/26; C11D7/02; C11D7/22