5 Utility and 18 Design Patents
#113 in Chicago, IL
#438 in Illinois
#6,182 in US
#10,843 in the World
rank by design patentsForward Citations = 331
Company Filing History:



4. 3 out of 20
Handy Button Machine Co.
5. 3 out of 216
W.c. Bradley Company
where one patent can have more than one assignee
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