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Patents > IPCs : IPC B64B1/00 or IPC B64C39/00 & Number of figures: 3-4

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Office:
Inventors:
None (11) · Johann Schütte (3) · Charles Rudolph Wittemann (3) · John William Harrison (3)
Inventor country:
Applicant person:
None (20) · Charles Rudolph Wittemann (3) · John William Harrison (3) · Johann Schütte (3)
Applicant is inventor:
Tech fields:
LTA (87) · airplane (68) · design (44) · Frame (41) · propulsion (41) · None (32) · stability (30) · balloon (30) · construction (29) · airship (23) · wings (23) · navigation (22) · propellers (20) · dirigible (19) · hybrid (16) · Rudder (14) · control (12) · nacelle (12)
Full specification filed date:
Application number:
None (34)
Granted:
Supplementary to patent:
None (167) · Patent US-1911-994106 (2) · Patent FR-1916-502839 (2) · Patent US-1908-927605 (2) · Patent US-1910-993987 (2) · Patent US-1910-996592 (2) · Patent BE-1912-07-11 Maiche et Legras (2)
Related to aircraft:
Patent agent:
None (52) · None (16) · Boult, Wade & Tennant (11) · J. Bonnet-Thirion (9) · Boramé et Julien (8) · Armengaud jeune (6) · Chassevent (6) · Weismann et Marx (4) · Munn & Co. (4) · Marks & Clerk (4) · E. Bletry (4) · Dupont et Elluin (4) · Hippolyte Josse (4) · Lavoix et Mosès (3) · G. de Mestral et F. Harlé (3) · L. Chassevent (3) · Haseltine, Lake & Co. (3) · Ch. Mardelet (3)
National tech categories:
FR 6.4 (124) · None (61) · FR 6.3 (15) · USPC 244/30 (6) · DE 77h.2 (5) · DE 77h.5 (4) · USPC 244/96 (3) · FR 6.2 (3) · USPC 244/25 (3) · DE 77h.11 (3) · DE 77 (3) · USPC 244/26 (3) · USPC 244/13 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (93) · CPC B64B1/00 (91) · CPC B64C2700/6295 (78) · CPC B64C39/08 (20) · CPC B64C39/005 (13) · CPC B64C39/008 (11) · CPC B64B1/40 (6) · CPC B64C39/006 (4) · CPC B64B1/005 (3) · CPC B64B1/60 (2) · CPC B64C39/003 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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