Drilldown: Patents
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Patents > Applicant is inventor
:
No
or
None
& Filing date:
1960 - 1969
& National tech categories
:
AT 77d
or
FR 12.5
or
IT 8
& CPCs
:
CPC B64C2700/6256
or
CPC B64C3/385
or
CPC B64C35/00
or
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Showing below up to 4 results in range #1 to #4.