Drilldown: Patents
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Patents > Year filed:
1915 
& Inventor country :
CH or
DE or
HU
& Applicant type :
Hermann Burkardt or
INDIV
& CPCs :
CPC B64B1/40 or
CPC B64C23/005 or
None
& Family year:
1910 - 1919
& Inventor country :
CH or
DE or
HU
& Applicant type :
Hermann Burkardt or
INDIV
& CPCs :
CPC B64B1/40 or
CPC B64C23/005 or
None
& Family year:
1910 - 1919 Use the filters below to narrow your results.
Year filed:
(There are no values for this filter)
Inventors:
None (1) ·
Baron Kálmán Pfeiffer (1) ·
Béla Molnár (1) ·
Edward Richer Butler (1) ·
Ernő Noll (1) ·
François Schwendimann (1) ·
Franz Schneider (5) ·
Hans Hermann Hocke (1) ·
Hans Windhoff (1) ·
Heinrich Bier (3) ·
Henrik Bier (1) ·
John Arthur Weis (1) ·
József Billi (1) ·
Kornél Donner (1) ·
Ludwig Meyer (1) ·
Melli Beese-Boutard (1) ·
Otto Schüle (4) ·
Otto Stuttgen (1) ·
Paul de Gruyter (1) ·
Reinhold Richter (4) ·
Robert Conrad (1) ·
Schwarz József (1)
Inventor country: (Click arrow to add another value)
Applicant person:
None (3) ·
Baron Kálmán Pfeiffer (1) ·
Béla Molnár (1) ·
Edward Richer Butler (1) ·
Ernő Noll (1) ·
François Schwendimann (1) ·
Franz Schneider (4) ·
Hans Hermann Hocke (1) ·
Hans Windhoff (1) ·
Heinrich Bier (3) ·
Henrik Bier (1) ·
John Arthur Weis (1) ·
József Billi (1) ·
Kornél Donner (1) ·
Ludwig Meyer (1) ·
Otto Schüle (4) ·
Otto Stuttgen (1) ·
Paul de Gruyter (1) ·
Reinhold Richter (4) ·
Robert Conrad (1) ·
Schwarz József (1)
Applicant firm:
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Filing date:
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Granted:
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Supplementary to patent:
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National tech categories:
AT 46b (1) ·
AT 47f (1) ·
AT 77d (4) ·
CH 129b (3) ·
CH 129c (1) ·
DE 42c.41 (1) ·
DE 46c.5 (1) ·
DE 77d (1) ·
DE 77h.15 (2) ·
DE 77h.5 (1) ·
DE77h.15 (1) ·
HU V/h (14) ·
IT 8 (1)
IPCs:
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Citations from after 1930:
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Showing below up to 33 results in range #1 to #33.
