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SU21278A1
(en)
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Protective device for electric welding
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FR37523E
(en)
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Nut holder
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FR702467A
(en)
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safety nut
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FR671744A
(en)
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Power transformer
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FR684753A
(en)
|
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Chuck refinements
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FR654578A
(en)
|
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Regulator for electrical devices
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DK46978C
(en)
|
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Protective device for electrical AC circuits.
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FR686882A
(en)
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Improvements to electric welders
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FI11850A
(en)
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Device for pound
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|
FR697852A
(en)
|
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Power transformer
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FR673097A
(en)
|
|
Power transformer
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FR682445A
(en)
|
|
Cable
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ES107824A1
(en)
|
|
An electric welding device.
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|
FI12601A
(en)
|
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Cutting device
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FR654571A
(en)
|
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Cartoner
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DK45585C
(en)
|
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Protective nets for electric overhead lines.
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DK47843C
(en)
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Safety device for electric irons.
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SU16101A1
(en)
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Device for displaying aero-photo-film
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ES116812A1
(en)
|
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ALUMINOTHERMAL WELDING PROCEDURE
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FI11852A
(en)
|
|
Device for guide booms
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SU24929A1
(en)
|
|
Device for signaling the damage of electrical wires
|
|
FR658444A
(en)
|
|
Scissor enhancements
|
|
CA295957A
(en)
|
|
Flash over protective device
|
|
ES91870A1
(en)
|
|
Improvements in electric welding devices.
|
|
FR691249A
(en)
|
|
Electric welding
|