Drilldown: Patents
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Patents > Year granted:
1910 - 1919 
& Office :
AH or
CA or
GB
& Applicant type :
Hermann Burkardt or
INDIV or
None
& CPCs :
CPC B64C2700/6212 or
CPC B64C3/385
& First filing:
Yes
& Office :
AH or
CA or
GB
& Applicant type :
Hermann Burkardt or
INDIV or
None
& CPCs :
CPC B64C2700/6212 or
CPC B64C3/385
& First filing:
Yes Use the filters below to narrow your results.
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None (30) ·
A. Boning (1) ·
Abel & Imray (1) ·
Bernhard Dukes (1) ·
Brewer & Son (1) ·
Brierley & Howard (1) ·
Carpmael & Co. (1) ·
Chatwin, Herschell & Co. (1) ·
ELT & Co. (1) ·
F. W. Golby (1) ·
Francis Heron Rogers (2) ·
G. F. Redfern & Co. (1) ·
Haseltine, Lake & Co. (1) ·
Hyde & Heide (1) ·
J. S. Withers & Spooner (2) ·
John Liddle (1) ·
Lewis William Goold (1) ·
None (4) ·
P.R.J. Willis (1) ·
Stephen Watkins, Son & Groves (2) ·
Tongue & Birkbeck (1) ·
W. H. Beck & Co. (2) ·
W. P. Thompson & Co. (3) ·
Wheatley & Mackenzie (1)
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Showing below up to 62 results in range #1 to #62.
