Title:
Expansion joint
Document Type and Number:
United States Patent 2230688

Inventors:
Irwin, Gavotte J.
Publication Date:
02/04/1941
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Referenced by:
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Assignee:
GOODRICH CO B F
Primary Class:
404/65
Other Classes:
277/645, 52/396.060, 277/921, 277/649, 52/287.100, 16/7
International Classes:
E01C11/10; E04B1/68; E01C11/02




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