Drilldown: Patents
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Patents > Year filed:
1918
& CPCs :
CPC B64C13/00 or
CPC B64C2700/6218 or
CPC B64C39/08
& Number of figures:
None
Use the filters below to narrow your results.
None (8) ·
Anthony BORSELLA (1) ·
Anton Flettner (1) ·
Arthur Quilton Cooper (1) ·
Arthur R Smith (1) ·
Edwiin Alliott Verdon Roe (1) ·
Frank B Voraceh (1) ·
Henry O. Watts (1) ·
James Vernon Martin (1) ·
Ludwig Marschall (1) ·
Marinus Petersen (1) ·
Walter Frederick William Davies (1) ·
William Wallace (1)
None (2) ·
Alliott Verdon Roe (1) ·
Anton Flettner (1) ·
BORSELLA ANTHONY (1) ·
Chessborough Mackenzie-Kennedy (2) ·
Cooper ARTHUR QUILTON (1) ·
Frank B Voraceh (1) ·
Henry O. Watts (1) ·
James Vernon Martin (2) ·
Ludwig Marschall (1) ·
Marinus Petersen (1) ·
Raymond Roze Perkins (1) ·
Smith ARTHUR ROY (1) ·
Thomas O BRIEN Hubbard (1) ·
THOMSON HOUSTON COMP (1) ·
Walter Frederick William Davies (1) ·
William Wallace (1)
1572618 (1) ·
1589118 (1) ·
1724018 (1) ·
2026318 (1) ·
22687018 (1) ·
23819518 (1) ·
24894018 (1) ·
24944718 (1) ·
25423318 (1) ·
25914718 (1) ·
26890218 (1) ·
342418 (1) ·
468818 (1) ·
490419D (1) ·
493949D (1) ·
496639D (1) ·
504321D (1) ·
564218 (1) ·
78918 (1) ·
F0043450 (1)
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