CH61997A
(en )
1913-11-01
Four-stroke explosion engine with at least three cylinders with a common combustion chamber
FR521109A
(en )
1921-07-07
Advanced internal combustion engine
CH70013A
(en )
1915-08-16
Internal combustion engine with rotating cylinder
CH68230A
(en )
1915-03-01
Multi-cylinder two-stroke internal combustion engine
CH73957A
(en )
1916-12-16
Four-stroke internal combustion engine
CH59723A
(en )
1913-06-02
Two-stroke internal combustion engine
CH55428A
(en )
1912-08-16
Reversible two-stroke internal combustion engine
FR421515A
(en )
1911-02-24
Four-stroke internal combustion engine with spool valve distribution
FR450641A
(en )
1913-03-29
Multi-cylinder internal combustion engine fitted with cylindrical distributors
CH57126A
(en )
1913-01-02
Internal combustion engine with a rotary valve designed as a cylinder barrel
FR486520A
(en )
1918-04-10
Internal combustion engine with multiple cylinders
DK17408C
(en )
1913-06-09
Two-stroke internal combustion engine.
AT80196B
(en )
1920-02-25
Two-stroke internal combustion engine. Two-stroke internal combustion engine.
CH60849A
(en )
1913-08-16
Slide control on multi-cylinder internal combustion engines
CH76245A
(en )
1917-11-16
Two-stroke internal combustion gas engine
FI6286A
(en )
1916-03-16
Ignition needle for internal combustion engines
CH71379A
(en )
1915-12-16
Single-acting two-stroke internal combustion engine
CH61064A
(en )
1913-09-01
Two-stroke internal combustion engine
CH64554A
(en )
1914-04-01
Control on internal combustion engines with rotating cylinders
CH69682A
(en )
1915-07-16
Two-stroke internal combustion engine
CH69052A
(en )
1915-05-17
Two-stroke internal combustion engine
DK17143C
(en )
1913-03-31
Three- or multi-cylinder Four-stroke combustion engine with common combustion chamber.
CH71772A
(en )
1916-02-16
Two-stroke internal combustion engine
CH70328A
(en )
1915-09-16
Two-stroke internal combustion engine
CH96921A
(en )
1922-11-16
Single-acting two-stroke internal combustion engine.