Title:
Loose-leaf binder
United States Patent 3092400
Inventors:
Smith, Thomas R.
Publication Date:
06/04/1963
Export Citation:
Click for automatic bibliography generation
Assignee:
William, Jamieson
Primary Class:
281/19.1
Other Classes:
281/31, 402/14, 402/73, D19/27
International Classes:
B42F13/00; B42F13/00
View Patent Images:
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US Patent References:
2831706Book or desk file and covers
2630122Sheet protector
2480917Transparent loose-leaf binder
1987377Device for philatelists' use
1219544N/A
1052531N/A
Foreign References:
GB639898A