Title:
Retrievable anchor means
Document Type and Number:
United States Patent 2490460

Inventors:
Mcavoy, Theodore E.
Publication Date:
12/06/1949
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Referenced by:
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Assignee:
Mcavoy, Theodore E.
Primary Class:
43/44.970
Other Classes:
114/299, 43/42.720
International Classes:
B63B21/22; B63B21/00
US Patent References:
0943127
1583795Anchoring element
1782449Anchor


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