Title:
INVISIBLE HINGE
United States Patent 3477091
Inventors:
Gordon, Alfred J.
Publication Date:
11/11/1969
Export Citation:
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Assignee:
Great, Lakes Aluminum Fabricato
Primary Class:
16/227
Other Classes:
220/810, 220/829, 220/843
International Classes:
E05D1/02; E05D1/04; E05D3/06; E05D1/00; E05D3/00; (IPC1-7): E05F1/12; B65D43/16
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US Patent References:
3317078Extruded hinge
3092870Hinge
1824451Hinge
0731138N/A
Foreign References:
GB443930A




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