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Daniel G. Greenzweig
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Muskegon, MI, US
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last 30 patents
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Patent Grant
Spring brake actuator with filtered vent openings
Patent number
6,029,447
Issue date
Feb 29, 2000
Steven M. Stojic
B60 - VEHICLES IN GENERAL
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Patent Grant
Air spring with internal support member
Patent number
5,921,532
Issue date
Jul 13, 1999
Neway Anchorlok International, Inc.
William C. Pierce
B60 - VEHICLES IN GENERAL