Drilldown: Patents

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Patents > Office : BE or FR & CPCs: None

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Office: (Click arrow to add another value)
Applicant is inventor:
Application number:
None (1460)
Granted:
Supplementary to patent:
None (1209) · Patent BE-1909-214032 (33) · Patent BE-1907-199348 (15) · Patent FR-1841-9265 (6) · Patent BE-1907-197626 (3) · Patent FR-1890-205155 (3) · Patent FR-1881-142748 (3) · Patent FR-1878-124576 (3) · Patent FR-1861-51979 (3) · Patent FR-1836-5429 (3) · Patent BE-1913-255172 (3) · Patent FR-1880-139386 (3)
Related to aircraft:
Patent agent:
None (885) · A. Wunderlich & Cie, Ingénieurs-Conseils (57) · Armengaud jeune (26) · Raclot (22) · Duvinage (21) · Desnos (19) · Blétry aîné (18) · J. Gevers (16) · Chassevent (15) · Armengaud aîné (14) · Kirkpatrick (12) · Jules Mathieu (12) · Société Marillier et Robelet (12) · De Visscher et Graetz (11) · Dieuaide (9) · E. et G. Bede (9) · Casalonga (9)
National tech categories:
None (449) · FR 6.3 (398) · BE K (324) · FR 5 (137) · FR 6.4 (62) · FR 6 (33) · FR 3 (13) · FR 20 (13) · FR 10.1 (13) · FR 6.2 (11) · FR 2 (8) · FR 10.2 (6) · FR 6.3? (4) · FR 12 (4) · FR 15 (4) · FR 5.8 (3) · FR 5.3 (3) · FR 3.2 (3) · FR 20.1 (3) · FR 17 (3)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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