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Osten Schwartz
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Varmdo, SW
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last 30 patents
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Patent Grant
Vacuum cleaner nozzle with retractable brush
Patent number
4,073,031
Issue date
Feb 14, 1978
Aktiebolaget Electrolux
Osten Schwartz
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Thermally responsive control for a vacuum cleaner motor
Patent number
3,984,735
Issue date
Oct 5, 1976
Aktiebolaget Electrolux
Osten Schwartz
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Remote control phase shift circuit for thyristor
Patent number
3,956,688
Issue date
May 11, 1976
Aktiebolaget Electrolux
Osten Schwartz
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...