Drilldown: Patents
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Patents > Year granted:
1912
& Office :
IN or
Other
& Applicant type:
INDIV
& National tech categories :
DE 62c.1 or
DE 77h or
USPC 244/90R
& First filing:
No
& Cites these patents:
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.