Drilldown: Patents
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Patents > Publication date:
1920 - 1929
& National tech categories:
AT 77d
& Number of text pages:
1-2
Use the filters below to narrow your results.
Tech fields:
None (12) ·
Patent 1915-11-05 Käthe Paulus (1) ·
Patent DE-1915-300200 (1) ·
Patent DE-1916-332540 (1) ·
Patent DE-1917-07-10 Gothaer Waggonfabrik A. G. (1) ·
Patent DE-1917-11-26 Daimler Motoren-Gesellschaft (1) ·
Patent DE-1917-306449 (1) ·
Patent FR-1912-447782 (1) ·
Patent FR-1912-449167 (1) ·
Patent FR-1912-450422 (1) ·
Patent GB-1913-22557 (1) ·
Patent US-1913-04-21 George Raymond Lawrence (1)
Showing below up to 23 results in range #1 to #23.
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