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Patents > Applicant type : Hermann Burkardt or INDIV or INDIV + COMPANY & National tech categories: None & Family year: 1900 - 1909

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Inventor country:
GB (274) · FR (232) · US (232) · None (135) · DE (121) · AT (19) · BE (18) · CH (17) · RU (16) · HU (16) · IT (11) · NZ (10) · SE (9) · ES (7) · NL (6) · AR (5)
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Supplementary to patent:
None (892) · Patent GB-1908-4519 (5) · Patent GB-1909-8531 (4) · Patent GB-1903-27212 (4) · Patent US-1909-970771 (4) · Patent US-1904-793746 (3) · Patent FR-1907-382895 (3) · Patent CH-1907-41855 (3) · Patent HU-1901-24148 (3)
Patent agent:
None (635) · Marks & Clerk (47) · Boult, Wade & Tennant (28) · Haseltine, Lake & Co. (26) · Abel & Imray (25) · None (22) · Herbert Haddan & Co. (21) · Brierley & Howard (11) · Wheatley & Mackenzie (10) · G. F. Redfern & Co. (10) · Lloyd Wise & Co. (8) · J. Owden O'Brien (8) · Hy. Fairbrother (8) · W. H. Beck & Co. (7) · Browne & Co. (7) · W. P. Thompson & Co. (7) · Munn & Co. (6) · Edward Evans & Co. (6) · Johnsons & Willcox (6) · Brewer & Son (6)
National tech categories: (Click arrow to add another value)
IPCs:
None (828) · IPC B64C17/00 (43) · IPC B64C39/00 (37) · IPC B64C1/00 (37) · IPC B64C3/38 (23) · IPC B64C23/00 (17) · IPC B64C13/00 (15) · IPC B64B1/00 (14) · IPC B64C11/00 (14) · IPC B64B1/58 (10) · IPC B64B1/62 (9) · IPC B64C33/02 (9) · IPC B64C27/04 (8) · IPC B63H1/12 (8) · IPC B64C25/00 (7) · IPC B64C3/54 (6) · IPC B64C35/00 (5)
First filing:
Cites these patents:
None (1128) · 1 (2) · Patent GB-1901-346 (2)
Citations from after 1930:

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