FR857157A
(en )
1940-08-29
Improvement in the operation of spark plugs used to ignite gases in internal combustion engines
FR49656E
(en )
1939-05-30
Improvements to internal combustion engines of the liquid fuel injection and compression ignition type
FR33050E
(en )
1928-06-11
Improvements made to spark plugs in internal combustion engines
FR618316A
(en )
1927-03-07
Improvements made to spark plugs in explosion engines
FR912086A
(en )
1946-07-30
Improvements to spark plugs for internal combustion engines
FR922272A
(en )
1947-06-04
Improvements to spark plugs for internal combustion engines
FR864833A
(en )
1941-05-06
Remote jamming of spark ignition of internal combustion engines
FR854675A
(en )
1940-04-22
Improvements to spark plugs for internal combustion engines
FR853265A
(en )
1940-03-14
Fuel for compression ignition engines of the diesel type
FR647303A
(en )
1928-11-22
Improvements to spark plugs for internal combustion engines
FR856784A
(en )
1940-08-07
Improvements to the exhaust components of internal combustion and combustion engines
FR661216A
(en )
1929-07-23
Improvements to spark plugs for internal combustion engines
FR643979A
(en )
1928-09-29
Improvements to spark plugs for internal combustion engines
FR888870A
(en )
1943-12-24
Transparent spark plug for internal combustion engines
FR823599A
(en )
1938-01-22
Improvements to spark plugs for internal combustion engines
FR685729A
(en )
1930-07-16
Spark plugs of internal combustion engines
FR873221A
(en )
1942-07-02
Spark plugs for internal combustion engines
FR873220A
(en )
1942-07-02
Spark plugs for internal combustion engines
FR880702A
(en )
1943-04-02
Gas fuel and air mixer for internal combustion engines
FR942787A
(en )
1949-02-17
Auxiliary spark ignition device for internal combustion engines
FR879171A
(en )
1943-02-16
Gas carburettor for internal combustion engine
FR861300A
(en )
1941-02-05
Air and fuel gas doser-mixer for internal combustion engines
FR832850A
(en )
1938-10-04
Improvements to spark plugs for internal combustion engines
FR61920E
(en )
1955-05-31
Improvement in ignition of internal combustion engines
FR687018A
(en )
1930-08-04
Improvements made to spark plugs in explosion engines