for perfecting sheets

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Patents Grantslast 30 patents

Information Patent Grant
Efficient distributed network imaging of instant lottery tickets
- Patent number 10,147,283
- Issue date Dec 4, 2018
- Hydra Management LLC
- Allen Lorne Weil
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
System for printing both sides of envelopes
- Patent number 4,838,162
- Issue date Jun 13, 1989
- Sara Lee Corporation
- Gilbert L. Horton
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Two-sided simultaneous printing method
- Patent number 4,116,124
- Issue date Sep 26, 1978
- Encoline (Process) Limited
- Harold Frederick Farrow
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3431846
- Patent number 3,431,846
- Issue date Mar 11, 1969
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
1783942
- Patent number 1,783,942
- Issue date Dec 2, 1930
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS