Drilldown: Patents

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Patents > Publication date: 1900 - 1999 & Supplementary to patent: None & Number of diagram pages: 2-3

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None (108) · None (30) · Armengaud jeune (21) · Brandon frères (15) · J. Bonnet-Thirion (13) · Lavoix et Mosès (10) · Weismann et Marx (10) · Dom. Casalonga (9) · Chassevent (8) · Hippolyte Josse (7) · H. Bœttcher fils (6) · Borame et Julien (6) · L. Chassevent (6) · J. Germain (5) · Paul Caquet (5) · Schwab (5)
National tech categories:
FR 6.4 (246) · None (49) · HU V/h (31) · FR 6.3 (26) · FR 6.2 (9) · DE 77h.5 (8) · AT 77d (5) · AU 90.3 (3) · FR 5.8 (3) · FR 10.1 (2) · USPC 244/105 (2) · NL 62.15 (2) · NL 62 (2) · GB 4 propelling (2) · FR 6.1 (2) · FR 5.5 (2) · FR 5.3 (2) · CH 129b (2)
IPCs:
None (77) · IPC B64C39/00 (46) · IPC B64C17/00 (38) · IPC B64C1/00 (34) · IPC B64B1/00 (29) · IPC B64C33/02 (24) · IPC B64C23/00 (20) · IPC B64C3/38 (15) · IPC B64C27/04 (14) · IPC B64C11/00 (12) · IPC B64C3/54 (9) · IPC B64C33/00 (8) · IPC B64C13/00 (8) · IPC B64B1/58 (6) · IPC B64C3/56 (6) · IPC B64C17/06 (6) · IPC B64C35/00 (6) · IPC B64C3/00 (5) · IPC B64C31/06 (4)
CPCs:
None (64) · CPC B64C17/00 (41) · CPC B64B1/00 (32) · CPC B64C39/00 (31) · CPC B64C2700/6295 (25) · CPC B64C33/02 (25) · CPC B64C23/005 (20) · CPC B64C2700/6218 (18) · CPC B64C2700/6274 (14) · CPC B64C3/385 (14) · CPC B64C13/00 (12) · CPC B64C2700/6212 (10) · CPC B64C2700/6281 (10) · CPC B64C3/54 (9) · CPC B64C39/08 (9) · CPC B64C33/00 (9) · CPC B64C11/006 (9) · CPC B64C27/04 (7)
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