Title:
Safety inks and documents
United States Patent 3088841


Inventors:
Guertin, Clifford D.
Application Number:
US1221160A
Publication Date:
05/07/1963
Filing Date:
03/01/1960
Assignee:
AMERICAN BANK NOTE CO
Primary Class:
Other Classes:
229/83, 283/95
International Classes:
B42D15/00
View Patent Images:
US Patent References:
2378585Safety paper1945-06-19
2305098Protective paper and ink therefor1942-12-15
1911774Safety paper1933-05-30
1390959Safety-check1921-09-13
0953081N/A1910-03-29
0595281N/A1897-12-07
0538625N/A1895-04-30
0322130N/A1885-07-14
0248198N/A1881-10-11