Recessed book cover
United States Patent 2643899
US Patent References:
/0269270.html
- - 0269270

/1091574.html
- - 1091574

Greeting card
- - 1405635

Book
- - 2138443

Card holder for loose leaf binders
- - 2150474


Inventors:
Cavalero, John V.
Publication Date:
06/30/1953
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Assignee:
Cavalero, John V.
Primary Class:
281/31
Other Classes:
D19/30, 428/3, 40/800, 40/726
International Classes:
B42D3/12; B42D3/00
US Patent References:
2180195Plaque
2458349Mount of cellular material having depressed display area