Drilldown: Patents
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Patents > Application number:
None 
& Family year:
1800 - 1899
& Number of text pages:
2-3
& Number of claims:
3-4
& Family year:
1800 - 1899
& Number of text pages:
2-3
& Number of claims:
3-4 Use the filters below to narrow your results.
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Supplementary to patent:
None (88) ·
Patent DE-1880-7352 (1) ·
Patent DE-1882-23658 (1) ·
Patent DE-1883-26930 (1) ·
Patent DE-1893-75731 (1) ·
Patent DE-1895-98580 (1) ·
Patent DE-1896-98109 (1) ·
Patent FR Jan 14, 1879 (1) ·
Patent FR-1887-171026 (1) ·
Patent FR-1897-266527 (1) ·
Patent GB-Ericsson-1838 (1) ·
Patent NO-1891-2589 (1)
Related to aircraft:
Patent agent:
Assigned to:
None (87) ·
American Ring Company (1) ·
Boston Fast Color Eyelet Company (1) ·
Edward Blunt (1) ·
Edward I. Horsman (1) ·
Elizabeth W. M. Cameron (1) ·
Ephraim E. Weaver (1) ·
Frederick W. Schroeder (1) ·
George W. Gail (1) ·
John L. Markel (1) ·
John O'Brien (1) ·
Magneso Calcite Fire-Proof Company (2) ·
Walter H. Chenery (1) ·
Warren Wood (1) ·
Wm. A. Rosenbaum (1)
National tech categories:
None (28) ·
DE 77 (10) ·
USPC 244/153R (6) ·
USPC 244/30 (4) ·
USPC 244/3.23 (3) ·
USPC 244/93 (2) ·
USPC 244/26 (2) ·
USPC 244/31 (2) ·
USPC 244/64 (2) ·
USPC 244/28 (2) ·
USPC 244/27 (2) ·
USPC 104/22 (2) ·
CH 12 (2) ·
USPC 89/1.51 (2) ·
USPC 244/99 (2) ·
GB 4 propel & steer (2) ·
GB 4 without buoyant (2) ·
USPC 89/1.14 (2)
IPCs:
None (66) ·
IPC A63B69/06 (1) ·
IPC B64B1/00 (7) ·
IPC B64B1/30 (1) ·
IPC B64B1/40 (1) ·
IPC B64B1/58 (1) ·
IPC B64C 31/06 (1) ·
IPC B64C17/00 (1) ·
IPC B64C23/00 (2) ·
IPC B64C3/00 (1) ·
IPC B64C3/18 (1) ·
IPC B64C31/00 (5) ·
IPC B64C31/06 (4) ·
IPC B64C33/00 (1) ·
IPC B64C33/02 (1) ·
IPC B64C39/00 (2) ·
IPC B64D1/04 (1) ·
IPC B64D27/20 (1) ·
IPC F01D1/00 (1) ·
IPC F01D5/28 (1) ·
IPC F24F7/02 (2) ·
IPC F42B10/00 (2) ·
IPC F42B10/34 (1) ·
IPC H02G13/00 (1)
CPCs:
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Showing below up to 99 results in range #1 to #99.
