Drilldown: Patents

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Patents > Tech fields: stability & Publication date: 1900 - 1999 & First filing: Yes

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None (81) · Armengaud jeune (27) · None (26) · E. Blétry (10) · J. Bonnet-Thirion (10) · J. Germain (7) · Lavoix et Mosès (6) · L. Chassevent (6) · De Bongé (5) · P. Follin (4) · Charles Dony (4) · Hippolyte Josse (4) · H. Boettcher fils (4) · Weismann et Marx (4)
IPCs:
IPC B64C17/00 (146) · IPC B64C1/00 (120) · None (37) · IPC B64C17/06 (21) · IPC B64C39/00 (20) · IPC B64C13/00 (8) · IPC B64B1/00 (7) · IPC B64C23/00 (6) · IPC B64C17/04 (4) · IPC B64B1/58 (4) · IPC B64C3/38 (3)
CPCs:
CPC B64C17/00 (158) · CPC B64C2700/6218 (60) · CPC B64C2700/6212 (37) · None (31) · CPC B64C17/06 (23) · CPC B64C1/00 (16) · CPC B64C2700/6216 (15) · CPC B64C2700/6214 (14) · CPC B64C39/00 (14) · CPC B64C2700/6219 (14) · CPC B64C13/00 (11) · CPC B64C2700/6295 (9) · CPC B64C2700/6256 (9) · CPC B64B1/00 (6) · CPC B64C2700/6215 (6) · CPC B64C23/005 (6) · CPC B64C2700/6228 (5) · CPC B64C3/385 (4) · CPC B64C2700/6225 (4) · CPC B64B1/58 (4)
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