FR807030A
(en )
1936-12-31
Silencers for explosion engines
CH175437A
(en )
1935-02-28
Spark plug for explosion engines.
FR834670A
(en )
1938-11-29
Thermo-atomizer-lubricator for fueling internal combustion engines
FR769439A
(en )
1934-08-25
Spark plugs for internal combustion engines
CH160253A
(en )
1933-02-28
Spark plug for internal combustion engines.
FR774232A
(en )
1934-12-03
economizer for internal combustion engines
FR43447E
(en )
1934-06-06
Injector for combustion or explosion engines
FR811908A
(en )
1937-04-26
Electric ignition device for explosion engines
FR749708A
(en )
1933-07-28
Advanced spark plug for internal combustion or combustion engines
FR759314A
(en )
1934-02-01
Spark plug for all internal combustion or combustion engines
FR797729A
(en )
1936-05-02
Spark plug insulator for internal combustion engines
FR42750E
(en )
1933-09-14
Spark plug for all internal combustion engines
FR42357E
(en )
1933-07-11
Spark plugs for internal combustion engines
FR737469A
(en )
1932-12-12
Spark plug for internal combustion engines
FR737141A
(en )
1932-12-07
Magneto ignition for all explosion engines
FR731162A
(en )
1932-08-30
Spark plug interior for internal combustion engines
FR771749A
(en )
1934-10-15
Spark plugs for internal combustion engines
FR40730E
(en )
1932-08-22
Spark plug for internal combustion engines
FR739078A
(en )
1933-01-05
Spark plug for internal combustion engines
FR831740A
(en )
1938-09-13
Spark plug for internal combustion engines
FR764956A
(en )
1934-05-31
Glow plug for diesel engines
FR731271A
(en )
1932-08-31
Spark plugs for internal combustion engines
FR40517E
(en )
1932-07-22
Spark plugs for internal combustion engines
FR714756A
(en )
1931-11-19
Spark plugs for internal combustion engines
FR728123A
(en )
1932-06-29
Spark plugs for internal combustion engines