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Patents > Supplementary to patent: None & National tech categories: FR 6.4 & Number of claims: 1

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None (103) · None (83) · J. Bonnet-Thirion (33) · Armengaud jeune (32) · J. Germain (27) · Weismann et Marx (22) · Lavoix et Moses (19) · Dom. Casalonga (15) · Y. Rabilloud et fils (14) · de Bongé (12) · G. de Mestral et F. Harle (12) · P. Follin (11) · E. Blétry (11) · H. Bœttcher fils (10) · Rigot et Prévost (10) · Paul Blum (9) · Dupont et Elluin (9) · L. Chassevent (9)
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IPCs:
IPC B64C17/00 (120) · IPC B64C1/00 (86) · IPC B64C39/00 (71) · IPC B64C23/00 (37) · IPC B64B1/00 (31) · IPC B64C33/02 (28) · IPC B64C11/00 (27) · IPC B64C3/00 (27) · IPC B64C3/38 (23) · IPC B64C27/04 (22) · IPC B64C13/00 (21) · IPC B64B1/58 (20) · IPC B64C35/00 (16) · IPC B64C25/00 (13) · None (12) · IPC B64C17/06 (11) · IPC B64D17/00 (8) · IPC B64C33/00 (8) · IPC B64C3/56 (8)
CPCs:
CPC B64C17/00 (122) · CPC B64C39/00 (51) · CPC B64C2700/6218 (39) · CPC B64C2700/6295 (39) · CPC B64C23/005 (37) · CPC B64B1/00 (30) · CPC B64C33/02 (29) · CPC B64C3/00 (27) · CPC B64C2700/6274 (26) · CPC B64C2700/6212 (26) · CPC B64C13/00 (25) · CPC B64C3/385 (23) · CPC B64B1/58 (20) · CPC B64C11/006 (20) · CPC B64C2700/6256 (19) · CPC B64C2700/6219 (19) · CPC B64C2700/6281 (18) · CPC B64C2700/6214 (16) · CPC B64C27/04 (12) · CPC B64C2700/6235 (12)
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