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1959-08-04
Methods of manufacturing tubular sheathed heating elements
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1968-09-24
Magnetron having rapid starting property when cold
FR2631486A1
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1989-11-17
Lampe a decharge de haute intensite sabs electrodes
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1935-09-17
Electron tube
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2001-02-09
蛍光ランプおよび蛍光ランプ用の電極アッセンブリの製造方法
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1959-12-08
Electron emissive electrode
JP2005522851A
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2005-07-28
電気発熱抵抗体
JP6548043B2
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2019-07-24
電極体および高圧放電ランプ
EP1292963A1
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2003-03-19
Cathode a rendement thermique optimise
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(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
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(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
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1996-03-29
Element chauffant
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(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
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(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
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1928-12-17
Electrode émissive d'électrons.
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1990-06-06
電気半田こて用加熱素子組立体及び電気半田こて
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(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
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2001-12-28
Cathode pour tube a rayons cathodiques a encombrement reduit
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(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )