JPS55139755A - Tungsten wire for automotive bulb filament - Google Patents

Tungsten wire for automotive bulb filament

Info

Publication number
JPS55139755A
JPS55139755A JP4818379A JP4818379A JPS55139755A JP S55139755 A JPS55139755 A JP S55139755A JP 4818379 A JP4818379 A JP 4818379A JP 4818379 A JP4818379 A JP 4818379A JP S55139755 A JPS55139755 A JP S55139755A
Authority
JP
Japan
Prior art keywords
tungsten wire
bulb filament
automotive bulb
automotive
filament
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP4818379A
Other languages
Japanese (ja)
Other versions
JPS5755186B2 (en
Inventor
Osamu Yamazaki
Tadashi Shimizu
Kouji Nanhae
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP4818379A priority Critical patent/JPS55139755A/en
Publication of JPS55139755A publication Critical patent/JPS55139755A/en
Publication of JPS5755186B2 publication Critical patent/JPS5755186B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Powder Metallurgy (AREA)
JP4818379A 1979-04-19 1979-04-19 Tungsten wire for automotive bulb filament Granted JPS55139755A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4818379A JPS55139755A (en) 1979-04-19 1979-04-19 Tungsten wire for automotive bulb filament

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4818379A JPS55139755A (en) 1979-04-19 1979-04-19 Tungsten wire for automotive bulb filament

Publications (2)

Publication Number Publication Date
JPS55139755A true JPS55139755A (en) 1980-10-31
JPS5755186B2 JPS5755186B2 (en) 1982-11-22

Family

ID=12796265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4818379A Granted JPS55139755A (en) 1979-04-19 1979-04-19 Tungsten wire for automotive bulb filament

Country Status (1)

Country Link
JP (1) JPS55139755A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007006283A3 (en) * 2005-07-10 2007-06-21 Ip2H Ag Light source
WO2007006281A3 (en) * 2005-07-10 2007-06-21 Ip2H Ag Light source, filament and method for producing a monocrystalline metal wire

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59170951U (en) * 1983-04-30 1984-11-15 松下電工株式会社 earth leakage breaker

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007006283A3 (en) * 2005-07-10 2007-06-21 Ip2H Ag Light source
WO2007006281A3 (en) * 2005-07-10 2007-06-21 Ip2H Ag Light source, filament and method for producing a monocrystalline metal wire

Also Published As

Publication number Publication date
JPS5755186B2 (en) 1982-11-22

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