Drilldown: Patents
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Patents > Year granted:
1915
& Inventor country :
AT or
GB or
NL or
None
& Applicant firm:
None
& Application number :
494571D or
None
& National tech categories :
USPC 244/110F or
USPC 244/90R
& First filing:
None
Use the filters below to narrow your results.
Showing below up to 1 result in range #1 to #1.