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Patent applications and USPTO patent grants for Tweed; Donald G..The latest application filed is for "connection system for heater strips".
Patent | Date |
---|---|
Connection system for heater strips Grant 4,312,121 - Tweed January 26, 1 | 1982-01-26 |
Electrical connector for heaters Grant 4,238,640 - Tweed , et al. December 9, 1 | 1980-12-09 |
Pluggable protector holder for surge arrestor gas tubes Grant 4,071,876 - Benson , et al. January 31, 1 | 1978-01-31 |
Main Distribution Frame-mounted Central Office Subscriber Carrier Channel Unit Shelf Grant 3,801,873 - Stumpf , et al. April 2, 1 | 1974-04-02 |
Hybrid Element Variable Resistor Grant 3,602,861 - Tweed , et al. August 31, 1 | 1971-08-31 |
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