NL4740C
(en )
1920-03-15
Two-stroke engine.
AT89352B
(en )
1922-09-11
Multi-cylinder pump or compressor with direct drive from the engine cylinders.
FR493556A
(en )
1919-08-13
Automobile pump, powered by the engine
AT89351B
(en )
1922-09-11
Pump.
DK22275C
(en )
1917-07-16
Pump.
ES61841A1
(en )
1916-04-01
Improvements introduced in the pistons, especially in those of the internal combustion engines.
FR507527A
(en )
1920-09-17
Multi-stage piston combustion engine
AT57912B
(en )
1913-02-25
Two-stroke explosion engine with rotating explosion and pump cylinders.
CH79706A
(en )
1919-01-02
Rotating piston pump
GB163309A
(en )
1922-01-12
Improvements in compressors, pumps, engines or the like having rotary pistons
FR485289A
(en )
1917-12-27
Engine piston
DK28860C
(en )
1921-11-28
Two-stroke explosion engine with valveless outflow.
FR492948A
(en )
1919-07-25
Engine without cylinders, pistons or valves
DK26736C
(en )
1920-10-04
Multi-cylinder Engine.
ES65644A1
(en )
1917-12-01
Improvements in internal combustion engines with tandem pistons.
ES63933A1
(en )
1917-04-01
Improvement in combustion engines with multiple cylinders.
ES65768A1
(en )
1917-12-16
A two-stroke polycylinder engine.
DK24997C
(en )
1919-09-08
Two-stroke internal combustion engine with rotating cylinder.
DK17043C
(en )
1913-03-03
Two-stroke internal combustion power pump.
AT87361B
(en )
1922-02-25
Oil or fuel pump.
DK28300C
(en )
1921-08-29
Two-stroke internal combustion engine.
DK26741C
(en )
1920-10-04
Internal combustion engine.
DK22538C
(en )
1917-10-22
Internal combustion engine.
ES61237A1
(en )
1915-12-16
Combustion engine with multiple cylinders.
DK23639C
(en )
1918-10-21
Two-stroke engine.