SEARCH:
GO TO ADVANCED SEARCH
LOGIN:
Login
Create Free Account
HOME
SEARCH PATENTS
CHEMICAL SEARCH
DATA SERVICES
HELP
Title:
PROTECTED STENCIL APERTURE CARD
United States Patent 3421241
US Patent References:
/1179081.html
- - 1179081
Stencil
- - 1498895
Display sign
- - 2557402
Label structure
- - 2648924
Microfilm record card
- - 2984921
Inventors:
Hochberg, David Louis
Publication Date:
01/14/1969
View Patent Images:
Download PDF 3421241
PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Pitney, Bowes
Primary Class:
40/124.191
Other Classes:
D14/483, 40/773
International Classes:
G06K19/02
; G09F19/12; B42D15/00; G09F1/10
<- Previous Patent (SIGN)
|
Next Patent (FIREARM EJECTOR) ->