FR692151A
(en )
1930-10-31
Piston cooling system of internal combustion or other engines
FR811626A
(en )
1937-04-19
Piston for internal combustion engines or other applications
FR566312A
(en )
1924-02-13
Improvements to the pistons of internal combustion engines and others
FR753615A
(en )
1933-10-20
Piston for internal combustion engines or others
FR531961A
(en )
1922-01-24
Rotary piston engine, explosion or combustion
FR634700A
(en )
1928-02-23
Combustion chamber piston for internal combustion engines
FR635837A
(en )
1928-03-26
Improvements to pistons, in particular to internal combustion engine pistons
FR651937A
(en )
1929-03-01
Piston cooling system of internal combustion engines
FR674423A
(en )
1930-01-28
Improvements to pistons of internal combustion or internal combustion engines
FR42879E
(en )
1933-11-15
Piston for internal combustion engines or other applications
FR43190E
(en )
1934-03-09
Piston for internal combustion engines or others
FR652233A
(en )
1929-03-06
Improvements made to light metal pistons of internal combustion engines or others
FR647076A
(en )
1928-11-20
Cylinder head gasket system for internal combustion or combustion engines
FR44065E
(en )
1934-10-11
Piston for internal combustion engines or others
FR769038A
(en )
1934-08-17
Scraper ring with lights, for pistons of internal combustion engines and other applications
FR592534A
(en )
1925-08-04
Double ignition system for internal combustion engines
FR618006A
(en )
1927-03-02
Rotary piston internal combustion engine
FR706812A
(en )
1931-06-30
Piston for internal combustion or combustion engines
FR720352A
(en )
1932-02-18
Improvements to internal combustion engine pistons
FR517314A
(en )
1921-05-03
Balancer device transmitting the piston forces of internal combustion engines
FR625341A
(en )
1927-08-08
Improvements to internal combustion engine pistons
FR532011A
(en )
1922-01-25
Improvements made to the pistons of internal combustion engines or other machines
FR614300A
(en )
1926-12-10
Double piston internal combustion engine
FR628423A
(en )
1927-10-24
Piston for internal combustion engines
FR597893A
(en )
1925-12-01
Improvement in the cooling of cylinders of internal combustion or internal combustion engines