Drilldown: Patents
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Patents > National tech categories 
:
DE 77h or
USPC 244/22 or
None
& Citations from after 1930:
4-2000
:
DE 77h or
USPC 244/22 or
None
& Citations from after 1930:
4-2000 Use the filters below to narrow your results.
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IPCs:
None (39) ·
IPC B63H1/12 (1) ·
IPC B64B1/00 (1) ·
IPC B64C1/00 (1) ·
IPC B64C1/14 (1) ·
IPC B64C11/04 (1) ·
IPC B64C11/20 (2) ·
IPC B64C11/24 (1) ·
IPC B64C11/32 (1) ·
IPC B64C13/00 (1) ·
IPC B64C17/00 (1) ·
IPC B64C17/06 (1) ·
IPC B64C27/04 (1) ·
IPC B64C27/10 (1) ·
IPC B64C27/20 (1) ·
IPC B64C29/00 (1) ·
IPC B64C3/00 (2) ·
IPC B64C3/18 (1) ·
IPC B64C3/46 (1) ·
IPC B64C3/54 (1) ·
IPC B64C3/56 (1) ·
IPC B64C35/00 (1) ·
IPC B64F1/20 (1)
CPCs:
CPC B64C11/48 (5) ·
CPC B64C11/343 (4) ·
CPC B64C39/005 (3) ·
CPC B64C11/04 (3) ·
CPC B63H1/12 (3) ·
CPC B64C3/00 (2) ·
CPC F03D3/00 (2) ·
CPC F16B2/02 (2) ·
CPC F16B2200/40 (2) ·
CPC B64C13/00 (2) ·
CPC Y02E10/74 (2) ·
CPC B64C11/065 (2) ·
None (2) ·
CPC B64C11/006 (2) ·
CPC Y10T29/49334 (2) ·
CPC B63H5/10 (2) ·
CPC Y10T403/4677 (2)
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Showing below up to 61 results in range #1 to #61.
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P
- Patent DE-1893-77916
- Patent FR-1852-13242
- Patent GB-1910-236
- Patent GB-1914-975
- Patent GB-1916-109335
- Patent GB-1918-130055
- Patent US-1837-326
- Patent US-1843-3523
- Patent US-1869-88431
- Patent US-1876-182172
- Patent US-1879-212257
- Patent US-1880-239958
- Patent US-1882-268819
- Patent US-1893-511472
- Patent US-1894-537612
- Patent US-1897-599125
- Patent US-1898-623424
- Patent US-1900-651361
- Patent US-1903-735905
- Patent US-1903-784345
- Patent US-1904-796893
- Patent US-1906-847961
- Patent US-1907-857367
- Patent US-1908-892262
- Patent US-1908-914857
- Patent US-1909-961766
- Patent US-1910-1036109
- Patent US-1910-994968
- Patent US-1911-1017820
- Patent US-1911-1077187
- Patent US-1912-1123465
- Patent US-1913-1087586
- Patent US-1914-1272846
- Patent US-1916-1234311
- Patent US-1916-1237318
- Patent US-1916-1264152
- Patent US-1916-1372076
- Patent US-1917-1240669
- Patent US-1917-1250263
- Patent US-1917-1254496
- Patent US-1917-1273950
- Patent US-1917-1274886
- Patent US-1917-1291126
- Patent US-1917-1329473
- Patent US-1917-1363692
- Patent US-1917-1384308
- Patent US-1917-1403444
- Patent US-1917-1453114
- Patent US-1918-1300777
- Patent US-1918-1327339
- Patent US-1918-1364197
- Patent US-1918-1403553
- Patent US-1918-1418335
- Patent US-1918-1475075
- Patent US-1918-1532616
- Patent US-1918-1627184
- Patent US-1919-1299117
- Patent US-1919-1506146
- Patent US-1920-1419962
- Patent US-1921-1627185
- Patent US-1922-1515268
