Drilldown: Patents
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- Airplane (18)
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- Techtypes (2416)
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marine (15) ·
marine propeller (8) ·
propulsion (7) ·
windmill (7) ·
propeller (7) ·
marine propulsion (7) ·
projectile (6) ·
paddle-wheel (5) ·
paddle wheel (4) ·
paddle-wheels (4) ·
impeller (3) ·
Water-wheels (3) ·
toy (3) ·
speed (3) ·
propellers (3) ·
motor (3) ·
None (3) ·
engine (3) ·
control (3)
None (74) ·
1330117 (1) ·
17130917 (1) ·
1898670831 (1) ·
1898694020 (1) ·
1901054731 (1) ·
1901065710 (1) ·
1904213887 (2) ·
1904217274 (1) ·
1909506404 (1) ·
1910541317 (1) ·
1910585792 (1) ·
1911609690 (1) ·
1911650403 (1) ·
1912697076 (1) ·
1913752705 (1) ·
19377217 (1) ·
413054D (1) ·
428478D (1) ·
428772D (1) ·
463843D (1) ·
487967D (1) ·
494326D (1) ·
7218 (2) ·
777515 (1) ·
8433116 (1)
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Showing below up to 101 results in range #1 to #101.