Title:
Envelopes with integral, detachable coupons contained therein
United States Patent 3374940
Inventors:
Allison, Robert D.
Publication Date:
03/26/1968
Export Citation:
Primary Class:
Other Classes:
53/460, 493/261
International Classes:
B42D15/08; B42D15/08
View Patent Images:
US Patent References:
3314592Advertising combination
3259299Container
2931559Remailable billing envelopes
2436105N/A
1171703N/A
1139003N/A
1032648N/A
0380616N/A
Foreign References:
GB419327A