For the Inventor, By the Inventor

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Columbia, SC, United States of America

Ducane Heating Corporation

USPTO Granted Patents = 3

Forward Citations = 137

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1 inventor (with patents filed for the assignee):

Bernard B Berger (3 out of 8 patents)

3 patents: Sort by Forward Citations

1. 4403541 - Heat trapping cooking grill (1983-09-13),

2. 4089258 - Gas fired barbecue unit (1978-05-16),

3. 3989028 - Coal grate construction for gas-fired grills (1976-11-02),

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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#31 in Columbia, SC

#451 in South Carolina

#71,950 in US

Columbia, SC, United States of America

Ducane Heating Corporation

Forward Citations = 137

1 inventor:

Bernard B Berger (3 out of 8 patents)

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