Method of testing protective coatings
United States Patent 2322228

Inventors:
Staebler, Herbert DE. C.
Publication Date:
06/22/1943
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Assignee:
Staebler, Herbert DE. C.
Primary Class:
141/94
Other Classes:
118/DIG.010, 141/98, 118/DIG.003, 141/172, 141/179
International Classes:
B65B3/16; G01N27/20; B65B3/04