CH1601A
(en )
1890-02-28
Accumulator or secondary battery
CH1060A
(en )
1889-09-11
Secondary battery
CH1372A
(en )
1889-11-23
Secondary battery
CH2804A
(en )
1891-03-31
Electric battery (primary or secondary)
CH1120A
(en )
1889-09-19
accumulator
CH885A
(en )
1889-08-02
accumulator
ES10543A1
(en )
1890-05-01
Improvements in accumulators or secondary batteries.
ES9799A1
(en )
1889-09-16
Electrode plates for electricity accumulators.
ES8940A1
(en )
1889-01-01
Improvements in storage or secondary piles.
ES9657A1
(en )
1889-08-01
New electrodes for accumulators (secondary batteries).
ES12730A1
(en )
1892-01-01
Improvements in the construction of accumulators or secondary batteries.
ES9348A1
(en )
1889-05-16
A new electric accumulator.
ES10258A1
(en )
1890-02-16
Improvements made to secondary batteries.
ES9463A1
(en )
1889-05-16
Improvements made to secondary batteries.
CA32914A
(en )
1889-11-21
Secondary or electric storage battery
CH2067A
(en )
1890-07-15
Plate for secondary batteries
ES7749A3
(en )
1888-03-01
Improvements in secondary batteries or electric accumulators.
ES8221A1
(en )
1888-07-16
Improvements in secondary batteries or electric accumulators.
CH1050A
(en )
1889-08-31
Electrodes for accumulators (secondary batteries)
CH1632A
(en )
1890-02-28
Galvanic or primary battery
CH1012A
(en )
1889-08-26
Staple
ES6831A1
(en )
1887-05-16
Improvements in secondary batteries.
ES10066A1
(en )
1889-11-16
Improvements in the procedure for forming plates under load for electric accumulators.
CA30119A
(en )
1888-11-06
Secondary battery
CA30532A
(en )
1889-01-09
Galvanic battery