Robert M. DuRoss

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Homer, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Case shift and lock input mechanism including a shift control switch
- Patent number 4,407,596
- Issue date Oct 4, 1983
- SCM Corporation
- Barry C. Reiner
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Acoustic member mounting means for use in typewriters
- Patent number 4,364,682
- Issue date Dec 21, 1982
- SCM Corporation
- Scott J. Longrod
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Spacebar touch control apparatus
- Patent number 4,343,557
- Issue date Aug 10, 1982
- SCM Corporation
- Robert M. DuRoss
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Paper guide
- Patent number 4,063,631
- Issue date Dec 20, 1977
- SCM Corporation
- Robert M. DuRoss
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS