John P. Conant

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Chelmsford, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Serial printer carriage drive with ballistic rebound reversal
- Patent number 4,948,280
- Issue date Aug 14, 1990
- Sanders, Jr.; Royden C.
- Royden C. Sanders
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
High speed shuttle printer
- Patent number 4,921,365
- Issue date May 1, 1990
- Sanders, Jr.; Royden C.
- Royden C. Sanders
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Serial printer carriage drive with ballistic rebound reversal
- Patent number 4,889,438
- Issue date Dec 26, 1989
- Sanders, Jr.; Royden C.
- John L. Forsyth
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
High quality printer
- Patent number 4,159,882
- Issue date Jul 3, 1979
- R. C. Sanders Technology Systems, Inc.
- Royden C. Sanders
- G06 - COMPUTING CALCULATING COUNTING