Joseph Oster (2 out of 5 patents)
Company Badge
USPTO Data Jan 1 1976 - Jan 6 2026
2 Patents
#3 in Slatington, PA
#3,355 in Pennsylvania
#92,695 in US
Keystone Lamp Manufacturing Corporation
Forward Citations = 10
1 inventor:
Slatington, PA, United States of America
Keystone Lamp Manufacturing Corporation
Forward Citations = 10
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1 inventor (with patents filed for the assignee):
2 patents:
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