Drilldown: Patents
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Patents > Office :
AT or
BE or
Other
& Applicant is inventor:
No
& Grant date:
1919
& CPCs :
CPC B22D33/00 or
CPC B64C13/00 or
CPC B64C2700/6218
Use the filters below to narrow your results.
None (2) ·
AVERY (1) ·
Boulton Paul (1) ·
Frank Arnold Bumpus (1) ·
Frederick James Hargreaves (1) ·
Geoffrey de Havilland (1) ·
George Edward Petty (1) ·
George Tilghman Richards (1) ·
Harris Booth (4) ·
John William Copley (3) ·
Nelson W. Dalton (1) ·
Reginald Kirshaw Pierson (1) ·
Robert Blackburn (1) ·
ROE A V (1) ·
THOMSON HOUSTON COMP (1)
112216 (1) ·
1130016 (1) ·
1136418 (1) ·
1143618 (1) ·
1181516 (1) ·
12542016 (1) ·
1330217 (1) ·
146118 (1) ·
1546117 (1) ·
1740217 (1) ·
1755317 (1) ·
20756D (1) ·
44118 (1) ·
490419D (1) ·
494088D (1) ·
496639D (1)
Showing below up to 16 results in range #1 to #16.
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