Drilldown: Patents

Jump to navigation Jump to search
Patents > Applicant type : Hermann Burkardt or INDIV or INDIV + COMPANY & National tech categories : FR 6.4 or None & Family year: 1900 - 1909

Use the filters below to narrow your results.

Inventor country:
FR (755) · GB (318) · US (265) · DE (200) · None (131) · AT (41) · BE (38) · RU (33) · CH (30) · IT (28) · HU (24) · ES (13) · NL (13) · NZ (11) · RO (9) · SE (9) · DZ (8) · AU (7) · AR (6) · MX (6)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Application number:
Granted:
Publication date:
National tech categories: (Click arrow to add another value)
IPCs:
None (870) · IPC B64C39/00 (154) · IPC B64C17/00 (101) · IPC B64B1/00 (100) · IPC B64C1/00 (83) · IPC B64B1/58 (66) · IPC B64C23/00 (64) · IPC B64C3/38 (51) · IPC B64C33/02 (50) · IPC B64C11/00 (48) · IPC B64C27/04 (44) · IPC B64C13/00 (35) · IPC B64C33/00 (20) · IPC B64C3/00 (20) · IPC B64C25/00 (19) · IPC B64C3/54 (19) · IPC B64B1/62 (17) · IPC B64C3/52 (15) · IPC B64C35/00 (14) · IPC B64B1/40 (14)
First filing:
Cites these patents:
None (1938) · Patent FR-1911-438363 (2) · Patent GB-1901-346 (2) · 0 (2) · 1 (2)
Citations from after 1930:
Number of diagram pages:

Showing below up to 250 results in range #1 to #250.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)