CH75385A
(en )
1917-07-16
Electric spark plug for internal combustion engines
FR514273A
(en )
1921-03-07
Electric spark plug for internal combustion engines
CH76782A
(en )
1918-02-01
Electric ignition device for fuel
CH77688A
(en )
1918-10-01
Electric spark plugs for explosion engines
CH76603A
(en )
1918-06-17
Magnetic electric igniter for internal combustion engines
CH77844A
(en )
1918-06-01
Breaker for the electrical ignition of internal combustion engines
CH79101A
(en )
1918-10-01
Electric spark plugs for explosion engines
ES65804A1
(en )
1917-12-16
Improvements in electric spark plugs for internal combustion engines.
ES64634A1
(en )
1917-07-01
Improvements in electric spark plugs for ignition of internal combustion engines.
CH76138A
(en )
1917-11-01
Carburator for internal combustion engines
AU365717B
(en )
1917-09-11
Starting device for internal combustion engines
FR562411A
(en )
1923-11-10
Electric spark plug for internal combustion engines
CH78325A
(en )
1918-07-01
Spark plug for explosion engines
FR493892A
(en )
1919-08-23
Spark plugs for internal combustion engines
ES65826A1
(en )
1918-01-01
Improved spark plugs for internal combustion engines.
AT78425B
(en )
1919-09-25
Interrupter for the electrical ignition of internal combustion engines.
CH71504A
(en )
1916-01-17
Spark plug for explosion engines
CH83190A
(en )
1919-11-17
Spark plug for explosion engines
CH83027A
(en )
1919-11-01
Spark plug for explosion engines
CH75586A
(en )
1917-08-16
Internal combustion engine
CH77292A
(en )
1918-09-02
Internal combustion engine
CH77432A
(en )
1918-09-02
Internal combustion engine
CH77431A
(en )
1918-09-02
Internal combustion engine
CH80007A
(en )
1919-02-01
Starting device on internal combustion engines
CH82503A
(en )
1919-10-01
Electric spark plug for combustion engines