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Patents > Assigned to: None & National tech categories : GB 4 propel & steer or None & Number of claims: 2-5

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GB (453) · US (285) · FR (245) · DE (168) · None (30) · IT (29) · AT (27) · CH (19) · CA (15) · RU (13) · BE (12) · HU (11) · NZ (11) · AU (10) · RO (8) · IE (8) · SE (6) · IN (4) · Prussia (4)
Applicant firm:
None (1211) · Blackburn Aeroplane and Motor Co. (16) · Vickers Limited (12) · Siemens-Schuckert-Werke G.m.b.H. (5) · Jacob Lohner & Co. (4) · Société Anonyme des Établissements Nieuport (3) · Societe Anonyme Astra (3) · Planes Ltd. (3) · North British Rubber Company (3) · British and Colonial Aeroplane Co. (3) · Zeppelin-Werke G.m.b.H. (3) · Blackburn Aeroplane & Motor Co. (3) · Aéroplanes Morane-Saulnier (3) · Ateliers d'aviation Louis Bréguet (3)
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IPCs:
None (475) · IPC B64C39/00 (76) · IPC B64C17/00 (73) · IPC B64C1/00 (72) · IPC B64C3/00 (42) · IPC B64C13/00 (41) · IPC B64C35/00 (40) · IPC B64B1/00 (40) · IPC B64C11/00 (30) · IPC B64C3/38 (29) · IPC B64C3/18 (23) · IPC B64C23/00 (22) · IPC B64B1/58 (21) · IPC B64C27/04 (20) · IPC B64C25/00 (17) · IPC B64C17/06 (14) · IPC B64C3/56 (14) · IPC B64C3/54 (11)
First filing:
Cites these patents:
None (1309) · Patent GB-1909-8118 (2) · Patent GB-1913-5223 (2) · Patent GB-1914-23502 (2) · Patent GB-1912-5966 (2) · Patent GB-1912-15735 (2) · Patent GB-1909-3202 (2)
Citations from after 1930:
Number of claims:
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