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Clifford W. Goldstein
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Boulder, CO, US
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last 30 patents
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Patent Grant
Slant coil spring and seal
Patent number
5,542,682
Issue date
Aug 6, 1996
American Variseal
Clifford W. Goldstein
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Fluid seal and rod wiper assembly
Patent number
4,850,602
Issue date
Jul 25, 1989
W. S. Shamban & Company
Clifford W. Goldstein
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...