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Industry
CPC
B41B21/28
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B41
Printing, stamps
B41B
MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE TYPE PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
B41B21/00
Common details of photographic composing machines of the kinds covered in groups B41B17/00 and B41B19/00
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B41B21/28
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Patents Grants
last 30 patents
Information
Patent Grant
3821753
Patent number
3,821,753
Issue date
Jun 28, 1974
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
3504600
Patent number
3,504,600
Issue date
Apr 7, 1970
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
3376424
Patent number
3,376,424
Issue date
Apr 2, 1968
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
3370518
Patent number
3,370,518
Issue date
Feb 27, 1968
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents