Drilldown: Patents
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Patents > Year filed:
1918
& Applicant type :
INDIV or
INDIV + COMPANY
& National tech categories :
GB 4 propel & steer or
USPC 244/90R or
None
& IPCs :
IPC B64C27/04 or
IPC B64C3/38 or
IPC B64C31/06
Use the filters below to narrow your results.
Showing below up to 5 results in range #1 to #5.