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WO9501748A1
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Vacuum cleaner having improved steering features
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US1405095A
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Vacuum cleaner
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DE344767C
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Device for starting and stopping speaking machines
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FR520257A
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Sound box for talking machines
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FR520258A
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Start and stop mechanism for talking machines
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DE343081C
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Sound box for different fonts on speaking machines
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GB147187A
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Improvements in or relating to sound boxes for talking machines
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GB147188A
|
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Improvements in starting and stopping mechanism for talking machines
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US1379069A
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Starting and stopping mechanism for talking-machines
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CA193531A
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Sound box
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CA192235A
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Diaphragm for sound boxes
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US1329906A
|
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Convertible sound-box for talking-machines
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US1279104A
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Diaphragm for talking-machine sound-boxes.
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US1091086A
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Expression-regulator.
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FR420018A
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Vacuum cleaner for cleaning
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US1016921A
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Suction cleaning device.
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US1087668A
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Tempo regulator.
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US972542A
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Mercury-switch.
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US936670A
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Support for bellows.
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US898688A
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Door for automatic pianos.
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