Drilldown: Patents

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Patents > Year filed: 1900 - 1999

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FR (3498) · US (3451) · DE (1633) · GB (1355) · None (590) · AT (335) · IT (274) · BE (272) · HU (208) · CH (158) · RU (118) · CA (113) · AU (94) · NL (54) · RO (49) · ES (44) · SE (42) · AH (40) · NZ (36) · MX (35)
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Cites these patents:
None (12241) · 1 (19) · 0 (16) · 1910 (8) · 1911 (5) · 1909 (4) · Patent FR-1911-438363 (3) · USPC 244/48 (3) · Patent AT-1909-47911 (3) · Patent FR-1909-411204 (3)
Citations from after 1930:
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