Drilldown: Patents
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Patents > Office :
DE or
DEG or
UN
& Filing date:
1800 - 1899
& Supplementary to patent :
Patent NO-1915-12-15 Carl Alfred Johansson or
None
& CPCs :
CPC B64C17/00 or
CPC B64C33/02
Use the filters below to narrow your results.
A. Kupper (1) ·
August von Wedell (1) ·
Bernhard Eckert (1) ·
Burchard Plate (1) ·
Eduard Nultsch (1) ·
Emil Lehmann (1) ·
Federico Capone (1) ·
Franz F. C. Dähn (1) ·
Frederick William Brearey (1) ·
Georg Fischer (1) ·
Hermann Amann (1) ·
Hugo BAUDISCH (1) ·
Hugo Hennig (1) ·
Robert Wiesendanger (1)
Showing below up to 13 results in range #1 to #13.