David Wirth

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Norwalk, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Wedge shaped ink agitator for printing presses
- Patent number 4,461,210
- Issue date Jul 24, 1984
- Baldwin-Gegenheimer Corporation
- John MacPhee
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
System for mixing concentrate and water to form fountain solution f...
- Patent number 4,394,870
- Issue date Jul 26, 1983
- Baldwin-Gegenheimer Corporation
- John MacPhee
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS