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2001-05-20
Core and coil structure and method of making the same
HK1010419A1
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1999-06-17
Core assembly for toroidal transformer
IL141670A0
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2002-03-10
Transformer core
GB2331852A9
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Transformer winding arrangements
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1997-10-01
Improved structure of winding-type iron core of ring transformer
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(en )
1997-10-01
Iron core structure of transformer
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1997-01-11
Improved structure of combined iron core coil
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1999-12-01
Improved structure for the metal core of the ring type transformer
TW300665U
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1997-03-11
Modified assembling structure of iron center of transformer
TW352857U
(en )
1999-02-11
Structure for insulating cover of iron core for circular type transformer
TW424919U
(en )
2001-03-01
Core sealing structure of ring-shaped transformer
TW319431U
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1997-11-01
Improved core structure of large transformer
TW350577U
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1999-01-11
Improvement of core combination for transformer
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2000-12-21
Improved structure of transformer iron core inserting machine
TW426210U
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2001-03-11
Structure for fixing the iron core of a transformer
TW351489U
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1999-01-21
Improvement of dual core for transformer
TW306672U
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1997-05-21
Modified structure of charger transformer
TW304619U
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1997-05-01
Transformer structure of single iron-core type
TW345302U
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1998-11-11
Secure structure for transformer core
TW350579U
(en )
1999-01-11
Improvement of coil core for transformer
TW422400U
(en )
2001-02-11
Improvement of transformer
TW316482U
(en )
1997-09-21
Structure of transformer
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(en )
1997-04-01
Insulation mask structure of iron core in ring-type transformer
TW408844U
(en )
2000-10-11
Core clamping structure of power distribution transformer
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(en )
1997-10-01
Improved plug structure of transformer rectifier