2 Utility and 13 Design Patents
#1 in La Verne, CA
#1,910 in California
#8,880 in US
#15,447 in the World
rank by design patentsForward Citations = 182
Company Filing History:
Durston Manufacturing Company
Durston Mfg. Co.
Dueston Mfg. Co.
where one patent can have more than one assignee
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