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DK199C
(en)
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Electric Signal Lamp System with automatic Self-detection.
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CH10917A
(en)
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Improved grate system
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ES17937A1
(en)
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Incandescent lamp improvements.
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ES18337A2
(en)
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Automatic current limit.
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ES18418A1
(en)
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A petroleum incandescent light system.
|
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DK232C
(en)
|
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Automatic Braking Device for Vehicles.
|
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ES17620A1
(en)
|
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An articulated twin system.
|
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ES17333A1
(en)
|
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Improvements in the system for making electrical signals.
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|
ES18200A1
(en)
|
|
Improvements in electrical signal systems.
|
|
GB189521098A
(en)
|
|
An Improved Night Commode.
|
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ES17884A1
(en)
|
|
Gas lamp improvements.
|
|
GB189514490A
(en)
|
|
Improvements in Light Signals.
|
|
ES17548A1
(en)
|
|
Lamps improvements.
|
|
DK284C
(en)
|
|
Lighthouse.
|
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CH10141A
(en)
|
|
Lantern system for announcements
|
|
GB189523289A
(en)
|
|
Candlestick.
|
|
CH11253A
(en)
|
|
Chronograph-counter, Albert Roulet-Nicolet system
|
|
DK164C
(en)
|
|
Smoke detector.
|
|
ES17267A1
(en)
|
|
An announcer velocipede system.
|
|
CH9932A
(en)
|
|
Advanced velocipede system
|
|
CA50131A
(en)
|
|
Light signal
|
|
CH10426A
(en)
|
|
Electric railway system
|
|
ES17990A1
(en)
|
|
An announcing device.
|
|
ES17568A1
(en)
|
|
An announcing device.
|
|
GB189523599A
(en)
|
|
An Improved Oil Lamp.
|