CH65976A
(en )
1914-08-01
Combustion engine with piston valve control
AT69963B
(en )
1915-09-25
Control of the injection valve of internal combustion engines.
DK17260C
(en )
1913-05-05
Explosion or Combustion Engine with Control Piston for Exhaust Valve.
FR463269A
(en )
1914-02-18
Engine without valves
DK20606C
(en )
1915-09-27
Fuel valve for Combustion engines.
FR16210E
(en )
1912-12-10
Combustion engine without valve
FR445691A
(en )
1912-11-16
Combustion engine without valve
CH75585A
(en )
1917-12-17
Combustion piston engine
CH66573A
(en )
1914-09-16
Internal combustion engine
DK22970C
(en )
1918-04-02
Control valve for internal combustion engines working with liquid fuels.
FR456960A
(en )
1913-09-09
Internal combustion engine with piston valve distribution
CH68548A
(en )
1915-04-01
Control in four-stroke internal combustion engines
AT71515B
(en )
1916-04-10
Flushing device on two-stroke internal combustion engines with a controlling piston.
FR483188A
(en )
1917-06-06
Single valve engine
DK17408C
(en )
1913-06-09
Two-stroke internal combustion engine.
CH62935A
(en )
1914-01-02
Multi-cylinder explosive engine with controls over the tops of the cylinders
AT71514B
(en )
1916-04-10
Starting valve for internal combustion engines.
CH66376A
(en )
1914-09-01
Piston engine
CH72548A
(en )
1916-06-02
Piston engine
DK21207C
(en )
1916-05-08
Control unit for internal combustion engines.
CH57121A
(en )
1912-12-16
Inlet valve control on piston engines
FI5257A
(en )
1913-04-10
New internal combustion engine system
FI5318A
(en )
1913-04-29
New internal combustion engine system
FR450951A
(en )
1913-04-08
Engine without valves
FR445992A
(en )
1912-11-23
Engine without valves