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FR781979A
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Program switch for broadcasting
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GB388279A
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Improvements in and relating to recording apparatus
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GB382589A
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A calculating device for the record diagrams of apparatus recording periods of operation of machines or vehicles
|
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FR738710A
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Counter-totalizer device for the values recorded on the recording sheets of the service control devices for machines and vehicles
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FR750388A
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Electrical device for checking and recording operating hours
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GB348107A
|
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Apparatus for indicating the observance or non-observance by a vehicle of a predetermined mean speed
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FR638816A
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Stopper for an automatic winding mechanism of a watch movement
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FR563087A
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Winding and time-setting mechanism known as <positive or pull-tab>, for watches
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FR559675A
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Motion transmission device
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FR551541A
|
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Screwless assembly device for timepieces
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GB163705A
|
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Watch winding and hands setting mechanism for watches
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DE363904C
|
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Elevator and pointer interlocking for clocks
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DE352338C
|
|
Elevator for wall and grandfather clocks
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FR532255A
|
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Device for adjusting the distance of mobile centers in clockwork movements
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GB156160A
|
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Improvements in clockwork winding and hands setting mechanism
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GB162638A
|
|
Improvements relating to magnetos for internal combustion engines
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GB156086A
|
|
Improvements relating to magnetos for internal combustion engines
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GB153909A
|
|
Improvements relating to alternating current meters
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GB149962A
|
|
Improvements relating to ignition magnetos for internal combustion engines
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GB153562A
|
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Improvements in magnetos having rotating armatures
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