GB1431402A
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1976-04-07
Amphibious marsh craft
US4576517A
(en )
1986-03-18
Marine heave compensating device
CN108408553B
(zh )
2024-03-15
一种链式连续送绳夹持机构
GB157497A
(sh )
GB1288663A
(sh )
1972-09-13
CN209398660U
(zh )
2019-09-17
一种双级伸缩支腿
CN106988518A
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2017-07-28
一种建筑用施工操作平台
US371446A
(en )
1887-10-11
Apparatus
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1935-12-10
Railway crossing barrier
GB191411033A
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1915-02-18
A Safety Apparatus for Pit Cages, and the like.
US1252583A
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1918-01-08
Log-dog.
GB322861A
(en )
1929-12-19
Improvements in or relating to apparatus for launching aircraft
US1553882A
(en )
1925-09-15
Car dumper
DD244478A3
(de )
1987-04-08
Hydraulische winde zum vorruecken von vortriebsschildern
SU990567A1
(ru )
1983-01-23
Канатна дорога
AT152426B
(de )
1938-02-10
Seilscheibe, insbesondere zum Antrieb von Drahtseilen.
US53178A
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1866-03-13
Improved vertical windlass
GB258640A
(en )
1926-09-20
Improvements in or relating to apparatus for launching aeroplanes
GB897565A
(en )
1962-05-30
Improvements in or relating to devices for pushing mine cars upwardly on an upwardlyinclined track section
GB190602163A
(en )
1906-12-31
Improvements in or relating to Hydraulic or other Rams fitted with Sheaves for Lifting and like purposes
GB184886A
(en )
1922-08-23
Safety catch gear for mine cages
AT77670B
(de )
1919-08-11
Treibriemen.
Barber
2013
A victorian handbook of mechanical movements
GB189827285A
(en )
1899-12-02
Improvements in and connected with Mast-head Sheaves and Frames.
DE2257059A1
(de )
1974-05-30
Vortriebsmaschine fuer den streckenvortrieb in festen gesteinen