Drilldown: Patents
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Patents > Office 
:
AH or
DE or
FI or
Other
& Inventor country :
CA or
CH or
DE
& Publication date:
1914
& Supplementary to patent:
None
& Number of text pages:
1-2
:
AH or
DE or
FI or
Other
& Inventor country :
CA or
CH or
DE
& Publication date:
1914
& Supplementary to patent:
None
& Number of text pages:
1-2 Use the filters below to narrow your results.
Year granted:
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Inventors:
None (7) ·
Albert Weber (1) ·
Alfred Chiodera (1) ·
Carl Franz Hubert Hertel (2) ·
Carl Wilhelm Paul (2) ·
Conrad Claessen (1) ·
Gerhard Beer (1) ·
Gottfried Burkhalter (1) ·
Hans Freiherr von Schleinitz (1) ·
Heinrich Bruns, Jr. (1) ·
Heinrich Jelinek (1) ·
Heinrich Voss (1) ·
Josef Bércz (1) ·
Josef Huber (1) ·
Oskar Kalinke (1) ·
Paul Witzel (1) ·
Peter Margardt (1) ·
Rudolf Gottier (1) ·
Wilhelm Jungbecker (1)
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AT 37a (1) ·
AT 77d (2) ·
CH 129b (2) ·
CH 129c (2) ·
DE 46c.2 (1) ·
DE 77h.10 (2) ·
DE 77h.15 (1) ·
DE 77h.4 (3) ·
DE 77h.9 (2) ·
DK 77 (1) ·
FR 6.3 (1) ·
FR 6.4 (2) ·
HU V/h (3)
IPCs:
None (8) ·
IPC B64C33/02 (1) ·
IPC B64D35/00 (1) ·
IPC B63C9/06 (1) ·
IPC B64B1/00 (1) ·
IPC B64B1/14 (1) ·
IPC B64B1/22 (1) ·
IPC B64B1/58 (2) ·
IPC B64B1/64 (1) ·
IPC B64B1/66 (1) ·
IPC B64C 35/00 (1) ·
IPC B64C13/00 (2) ·
IPC B64C25/00 (1) ·
IPC B64C25/04 (1) ·
IPC B64C25/06 (1) ·
IPC B64C33/02 (1) ·
IPC F01M11/06 (1)
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Citations from after 1930:
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