JPH0117232B2 - - Google Patents

Info

Publication number
JPH0117232B2
JPH0117232B2 JP11404380A JP11404380A JPH0117232B2 JP H0117232 B2 JPH0117232 B2 JP H0117232B2 JP 11404380 A JP11404380 A JP 11404380A JP 11404380 A JP11404380 A JP 11404380A JP H0117232 B2 JPH0117232 B2 JP H0117232B2
Authority
JP
Japan
Prior art keywords
bulb
glass
temperature
heat rays
divalent iron
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.)
Expired
Application number
JP11404380A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5738557A (en
Inventor
Aryoshi Ishizaki
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 JP11404380A priority Critical patent/JPS5738557A/ja
Publication of JPS5738557A publication Critical patent/JPS5738557A/ja
Publication of JPH0117232B2 publication Critical patent/JPH0117232B2/ja
Granted legal-status Critical Current

Links

JP11404380A 1980-08-21 1980-08-21 Incandescent lamp Granted JPS5738557A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11404380A JPS5738557A (en) 1980-08-21 1980-08-21 Incandescent lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11404380A JPS5738557A (en) 1980-08-21 1980-08-21 Incandescent lamp

Publications (2)

Publication Number Publication Date
JPS5738557A JPS5738557A (en) 1982-03-03
JPH0117232B2 true JPH0117232B2 (pt) 1989-03-29

Family

ID=14627593

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11404380A Granted JPS5738557A (en) 1980-08-21 1980-08-21 Incandescent lamp

Country Status (1)

Country Link
JP (1) JPS5738557A (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59163748A (ja) * 1983-03-07 1984-09-14 東芝ライテック株式会社 電球
JP2607692Y2 (ja) * 1992-06-19 2002-03-04 東芝ライテック株式会社 電球装置
JP3729285B2 (ja) * 1994-12-21 2005-12-21 東芝ライテック株式会社 白熱電球および照明装置
JP2957163B1 (ja) 1998-05-28 1999-10-04 株式会社三五 排気系部品とその製造方法

Also Published As

Publication number Publication date
JPS5738557A (en) 1982-03-03

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