Soundproofed shock-absorbed laundry floor
United States Patent 1692855

Inventors:
Murphy, Everett N.
Publication Date:
11/27/1928
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Assignee:
STEVENS PARTITION & FLOOR DEAD
Primary Class:
52/402
Other Classes:
52/167.100, 52/167.400, 52/64
International Classes:
E04F15/20