FR491201A
(en )
1919-05-27
Improvements in two-stroke internal combustion engines
FR533046A
(en )
1922-02-17
Two-stroke rotary engine
FR493889A
(en )
1919-08-23
Two-stroke engine
CH81196A
(en )
1919-05-16
Two-stroke combustion engine
FR525330A
(en )
1921-09-20
Two-stroke rotary engine
FR523096A
(en )
1921-08-11
Two-stroke combustion engine
FR20852E
(en )
1919-07-23
Two-stroke combustion engines
FR489765A
(en )
1919-03-11
Improvements to two-stroke internal combustion engines
CH81673A
(en )
1919-07-01
Internal combustion engine, two-stroke
FR499480A
(en )
1920-02-12
Two-stroke engine without valves
FR485291A
(en )
1917-12-27
Improvements to two-stroke combustion engines
FR522917A
(en )
1921-08-09
Two-stroke engine
FR488404A
(en )
1918-10-08
Two-stroke explosion engine
FR488842A
(en )
1918-11-19
Two-stroke explosion engine
FR500899A
(en )
1920-03-26
Two-stroke internal combustion engine
FR490111A
(en )
1919-04-03
Improvements to two-stroke engines
FR532894A
(en )
1922-02-14
Combustion engine
FR491301A
(en )
1919-05-30
Improvements to two-stroke internal combustion engines
FR506453A
(en )
1920-08-23
Improvements to two-stroke internal combustion engines
FR489226A
(en )
1919-01-06
Two-stroke internal combustion engine
FR503398A
(en )
1920-06-09
Two-stroke engine
FR486178A
(en )
1918-03-14
Two-stroke engine
FR484674A
(en )
1917-10-30
Two-stroke engine
FR505595A
(en )
1920-08-02
Two-stroke engine
FR504917A
(en )
1920-07-20
Two-stroke engine