Title:
Book cover
Document Type and Number:
United States Patent 2287149


Inventors:
Rudolf, Tauber
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Publication Date:
06/23/1942
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Assignee:
Rudolf, Tauber
Primary Class:
402/20
Other Classes:
402/75, 402/77, 281/45
International Classes:
B42F13/16; B42F13/00




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