Drilldown: Patents

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Patents > Inventor country : DK or US & Number of text pages: 1

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Office:
Inventors:
William H. Holland (3) · Eleazer Kempshall (3) · George W. Turner (2) · James Hartness (2) · Joseph Allison Steinmetz (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (17) · William H. Holland (3) · Eleazer Kempshall (3) · George W. Turner (2) · James Hartness (2) · Joseph Allison Steinmetz (2)
Applicant is inventor:
Tech fields:
LTA (28) · projectile (20) · marine (20) · propulsion (19) · military (19) · None (17) · Kite (13) · stability (12) · propeller (12) · airplane (9) · balloon (9) · safety (9) · Frame (9) · paddle-wheels (8) · paddle-wheel (8) · fabric (6) · navigation (6) · hand tools (6) · Churn (6)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent:
None (80) · Munn & Co. (24) · None (8) · Victor J. Evans (5) · E. W. Anderson (2)
National tech categories:
None (65) · USPC 244/3.23 (14) · USPC 244/153R (10) · USPC 416/194 (8) · FR 6.4 (6) · USPC 244/3.3 (4) · USPC 244/127 (3) · USPC 244/3.27 (3) · USPC 244/30 (3) · USPC 416/108 (3) · DE 77h.5 (3) · USPC 244/45R (3) · USPC 244/73R (3) · USPC 244/97 (3) · USPC 24/713.8 (3)
IPCs:
None (124) · IPC B64C31/06 (10) · IPC B64B1/00 (10) · IPC B64C31/00 (10) · IPC F42B10/00 (9) · IPC A01H5/02 (3) · IPC B64B1/62 (3) · IPC B64B1/40 (3) · IPC B64C23/00 (2) · IPC B64C1/00 (2)
CPCs:
CPC B64C27/54 (14) · CPC B64C11/48 (13) · CPC F42B10/30 (12) · CPC B64B1/00 (11) · CPC A63H27/08 (10) · CPC B64C11/006 (10) · CPC B63H1/12 (10) · CPC F16B2/02 (9) · CPC B64C11/00 (9) · CPC B64C11/04 (9) · CPC F01D5/06 (9) · CPC Y10T403/4677 (9) · CPC B64B1/40 (8) · CPC F16B2200/40 (8) · None (7) · CPC Y10T24/3747 (5) · CPC B64C23/005 (4) · CPC B64C2700/6295 (4) · CPC B64C1/1407 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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