Drilldown: Patents
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helicopter (18) ·
None (7) ·
Airplane (6) ·
propulsion (5) ·
hybrid (5) ·
ascension (4) ·
propellers (4) ·
design (4) ·
propeller (3) ·
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None (28) ·
Patent AU-1916-630 (1) ·
Patent DE-1907-214228 (1) ·
Patent FR-1907-392394 (1) ·
Patent FR-1908-407090 (1) ·
Patent FR-1915-478440 (1) ·
Patent FR-1915-502520 (1) ·
Patent GB-1905-3214 (1) ·
Patent GB-1910-3305 (1) ·
Patent US-1908-12-14-Lee (1) ·
Patent US-1909-964957 (1) ·
Patent US-1911-1009048 (1) ·
Patent US-1911-1011761 (2) ·
Patent US-1911-1084806 (1)
Patent agent:
None (6) ·
Armengaud jeune (2) ·
Arthur E. Edwards (1) ·
Barlow et Gentizon (1) ·
Boramé et Julien (1) ·
Brandon frères (2) ·
Browne & Co. (2) ·
C. A. Snow & Co. (1) ·
Coquillat (1) ·
D.–A. Casalonga (1) ·
de Bongé (1) ·
Dom. Casalonga (1) ·
Ed. Wolf (1) ·
Edwards & Co. (1) ·
Fred B. Billman (1) ·
G. de Mestral et F. Harlé (1) ·
G. F. Redfern & Co. (1) ·
G. Petiau (1) ·
Hippolyte Josse (1) ·
J. Bonnet-Thirion (1) ·
J. Fayollet (1) ·
J. Owden O'Brien (1) ·
J. S. Withers & Spooner (3) ·
Lavoix et Moses (1) ·
Marks & Clerk (2) ·
Matray freres et Cie (1) ·
Mlle. L. Leymarie (1) ·
None (3) ·
Zérolo (1)
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Showing below up to 42 results in range #1 to #42.
