Drilldown: Patents
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- Airplane (18)
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- Event (141)
- Letters (683)
- Organizations (969)
- Patents (17647)
- Person (2202)
- Publications (24577)
- Techtypes (2415)
Use the filters below to narrow your results.
Benedict Swain (1) ·
Charles A. Read (1) ·
Charles E. Ball (1) ·
Charles F. Brown (1) ·
Charles G. Kellogg (1) ·
Charles R. Purnell (1) ·
David M. Mefford (1) ·
Edward Spencer (1) ·
Elisha Matteson (1) ·
Frank M. Ashley (1) ·
George W. Turner (1) ·
Henry Bates (1) ·
J. B. Hyde (1) ·
James Weir Graydon (1) ·
Johann Stumpf (1) ·
John G. De Coursey (1) ·
John Holroyd (1) ·
John L. McConnel (1) ·
John S. Allen (1) ·
Jules Augustin Bon (1) ·
Mills L. Callender (1) ·
Richard Cail (1) ·
Robert Brown (1) ·
Robert Weir (1) ·
Rufus Sibley (2) ·
Terje Aanensen Fidjeland (1) ·
W. E. Browne (1) ·
William H. Shock (1) ·
William Taggart (1)
None (2) ·
Benedict Swain (1) ·
C. H. Welling (1) ·
Charles A. Read (1) ·
Charles E. Ball (1) ·
Charles F. Brown (1) ·
Charles G. Kellogg (1) ·
Christopher C. Brand (1) ·
David M. Mefford (1) ·
Edward Spencer (1) ·
Elbert Perce (1) ·
Elisha Matteson (1) ·
Frank M. Ashley (1) ·
George W. Turner (1) ·
Henry Bates (1) ·
J. B. Hyde (1) ·
James Weir Graydon (1) ·
Johann Stumpf (1) ·
John G. De Coursey (1) ·
John Holroyd (1) ·
John L. McConnel (1) ·
John S. Allen (1) ·
Mills L. Callender (1) ·
Richard Cail (1) ·
Robert Brown (1) ·
Robert Weir (1) ·
Rufus Sibley (2) ·
Terje Aanensen Fidjeland (1) ·
W. E. Browne (1) ·
William H. Shock (1) ·
William Taggart (1)
ballistics (2) ·
feathering (1) ·
fire-arms (1) ·
firing (1) ·
fluid flow (1) ·
gun harpoons (1) ·
marine (2) ·
marine propeller (1) ·
marine propulsion (1) ·
measurement (1) ·
military (24) ·
motor (1) ·
projectile (24) ·
propeller (1) ·
propellers (1) ·
propulsion (1) ·
stability (4) ·
streamlining (1) ·
tail fin (1) ·
Turbine (1)
None (11) ·
Alexander Thiaroux? (1) ·
Baldwin, Davidson, & Wight (1) ·
Connolly Bros. (1) ·
Dodge Munn (1) ·
Henry Howson (1) ·
J. Walter Douglass (1) ·
Lew Pollan (1) ·
M. A. Rosenbaum (1) ·
Munn & Co. (2) ·
None (4) ·
O. E. Duffy & Son (1) ·
Richardson (1) ·
W. Howter? (1) ·
Wm Hunter Myere? (1) ·
Wm. Wallace ? (1)
None (4) ·
USPC 102/273 (1) ·
USPC 102/371 (3) ·
USPC 102/379 (1) ·
USPC 102/398 (1) ·
USPC 102/400 (1) ·
USPC 102/494 (1) ·
USPC 102/503 (1) ·
USPC 102/518 (1) ·
USPC 102/520 (1) ·
USPC 102/521 (1) ·
USPC 102/526 (1) ·
USPC 102/532 (1) ·
USPC 135/66 (1) ·
USPC 244/3.1 (3) ·
USPC 244/3.23 (16) ·
USPC 244/3.26 (1) ·
USPC 244/3.27 (2) ·
USPC 244/3.29 (1) ·
USPC 244/3.3 (5) ·
USPC 346/81 (1) ·
USPC 415/141 (1) ·
USPC 416/197A (1) ·
USPC 42/1.15 (1) ·
USPC 451/102 (1) ·
USPC 73/861.89 (1)
CPC A45B3/14 (1) ·
CPC B63H1/12 (2) ·
CPC B64C11/48 (3) ·
CPC B64C27/54 (1) ·
CPC F03D1/025 (1) ·
CPC F04D29/247 (1) ·
CPC F42B10/04 (1) ·
CPC F42B10/12 (1) ·
CPC F42B10/14 (1) ·
CPC F42B10/16 (1) ·
CPC F42B10/30 (12) ·
CPC F42B10/34 (2) ·
CPC F42B10/44 (3) ·
CPC F42B12/204 (1) ·
CPC F42B15/01 (3) ·
CPC Y02E10/72 (1)
Showing below up to 30 results in range #1 to #30.
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