Drilldown: Patents
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Patents > Full specification filed date:
1910
& National tech categories :
AT 77d or
USPC 244/66 or
USPC 244/80 or
USPC 244/90R or
None
& IPCs :
IPC B64C23/00 or
IPC B64C33/00 or
None
& CPCs :
CPC B64B1/58 or
CPC B64C2700/6274 or
CPC B64C35/00
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Showing below up to 6 results in range #1 to #6.