Drilldown: Patents

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Patents > Office : DE or FR & Applicant firm : Société anonyme Astra AB or None & Grant date: 1910 - 1919 & Family year: 1900 - 1999 & First filing: No & Citations from after 1930: None

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Patent agent:
None (888) · Armengaud jeune (109) · J. Bonnet-Thirion (34) · E. Blétry (27) · Charles Dony (25) · L. Chassevent (24) · None (24) · Brandon frères (22) · Hippolyte Josse (18) · Dupont et Elluin (18) · Schwab (18) · G. de Mestral et F. Harlé (17) · Boramé et Julien (17) · Rigot et Prévost (14) · Lavoix et Mosès (13) · H. Bœttcher fils (12) · Weismann et Marx (12) · G. Petiau (11) · J. Germain (11)
IPCs:
None (728) · IPC B64C17/00 (119) · IPC B64C1/00 (93) · IPC B64C39/00 (78) · IPC B64B1/00 (60) · IPC B64C11/00 (38) · IPC B64B1/58 (35) · IPC B64C35/00 (31) · IPC B64C3/38 (26) · IPC B64C33/02 (25) · IPC B64C23/00 (24) · IPC B64C25/00 (23) · IPC B64C3/00 (21) · IPC B64D17/00 (14) · IPC B64C27/04 (14) · IPC B64C3/52 (13) · IPC B64C17/06 (13) · IPC B64C13/00 (12) · IPC B64C3/54 (12) · IPC B64C11/16 (11)
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