Title:
Sound attenuating door and panel construction
United States Patent 3319738

Inventors:
Wehe Jr., Herbert W.
Publication Date:
05/16/1967
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Assignee:
OVERLY MFG COMPANY
Primary Class:
181/290
Other Classes:
52/404.100
International Classes:
E06B5/20; E06B5/00
US Patent References:
3120295Wall and door structure for a sound proof room
3221376Sound restricting door seal
Foreign References:
GB614404A
GB1025283A