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Industry
CPC
B41K1/48
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B41
Printing, stamps
B41K
STAMPS STAMPING OR NUMBERING APPARATUS OR DEVICES
B41K1/00
Portable hand-operated devices without means for supporting or locating the articles to be stamped
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B41K1/48
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Patents Grants
last 30 patents
Information
Patent Grant
Printing head structure of calculator having bold characters
Patent number
5,762,429
Issue date
Jun 9, 1998
Kinpo Electronics, Inc.
Chen Shan Hsu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
3342128
Patent number
3,342,128
Issue date
Sep 19, 1967
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
2623460
Patent number
2,623,460
Issue date
Dec 30, 1952
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents