Title:
Picture frame righting and spacing means
United States Patent 3384987
US Patent References:
Picture grip
- - 2492411


Inventors:
Prechtl, Robert A.
Publication Date:
05/28/1968
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Primary Class:
40/757
Other Classes:
248/489, 248/909, 16/86A
International Classes:
A47G1/16
Foreign References:
DE472446C