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Title:
WOODEN DUAL PANEL SOUND INSULATING STRUCTURES
United States Patent 3462899
Inventors:
Sherman, Philip E.
Publication Date:
08/26/1969
Assignee:
Philip, Sherman E.
Primary Class:
Other Classes:
49/484.1, 52/204.593, 52/309.9, 52/403.1, 52/509, 52/794.1, 181/290
International Classes:
E06B5/20; (IPC1-7): E04B1/84
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