Drilldown: Patents

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Patents > Applicant firm : Société anonyme Astra AB or None & Number of claims: None

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Inventor country:
None (3081) · US (1989) · FR (1907) · DE (679) · GB (631) · IT (173) · BE (171) · AT (100) · CH (83) · CA (67) · HU (57) · RU (40) · ES (36) · AU (36) · NL (32) · NO (20) · MX (19) · NZ (19) · SE (19) · AH (15)
Applicant firm: (Click arrow to add another value)
Applicant is inventor:
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Assigned to:
None (9042) · 1 (55) · Thenen (2) · Jules Mathieu (2)
First filing:
Cites these patents:
None (9093) · 0 (8) · 1 (7) · 1910 (5) · 1909 (4) · USPC 244/48 (3) · USPC 244/87 (3) · 1887 (3) · 1911 (3) · Patent FR-1909-411204 (3) · 1908 (2) · Patent AT-1909-47911‎‎ (2) · 1907 (2) · USPC 244/26 (2)
Citations from after 1930:
Number of claims:
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