Title:
Self-waiting system for lunch-rooms
Document Type and Number:
United States Patent 1330890


Inventors:
Mayne, Dexter D.
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Sponsored by:
Flash of Genius
Publication Date:
02/17/1920
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Assignee:
Mayne, Dexter D.
Primary Class:
186/49
Other Classes:
52/31
International Classes:
A47F10/06; A47F10/00