Drilldown: Patents

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Patents > Office: FR & Applicant firm: None & Number of claims: 2-3

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Patent agent:
Armengaud jeune (90) · None (49) · Brandon frères (31) · L. Chassevent (27) · Charles Dony (20) · Schwab (20) · E. Blétry (18) · None (18) · Hippolyte Josse (16) · Dupont et Elluin (15) · Lavoix et Mosès (14) · J. Bonnet-Thirion (14) · J. Germain (13) · H. Boettcher fils (10) · Rigot et Prévost (10) · Matray frères et Cie (10) · Émile Bert (8)
IPCs:
IPC B64C17/00 (83) · IPC B64C1/00 (73) · IPC B64C39/00 (51) · IPC B64B1/00 (33) · IPC B64C23/00 (28) · None (25) · IPC B64C11/00 (24) · IPC B64C25/00 (18) · IPC B64C3/38 (17) · IPC B64C33/02 (16) · IPC B64C3/54 (14) · IPC B64C3/00 (12) · IPC B64C27/04 (11) · IPC B64C13/00 (11) · IPC B64C35/00 (11) · IPC B64B1/58 (11) · IPC B64D17/00 (10)
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