JPS4950873A - - Google Patents

Info

Publication number
JPS4950873A
JPS4950873A JP48057909A JP5790973A JPS4950873A JP S4950873 A JPS4950873 A JP S4950873A JP 48057909 A JP48057909 A JP 48057909A JP 5790973 A JP5790973 A JP 5790973A JP S4950873 A JPS4950873 A JP S4950873A
Authority
JP
Japan
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.)
Pending
Application number
JP48057909A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4950873A publication Critical patent/JPS4950873A/ja
Pending legal-status Critical Current

Links

Classifications

    • H10P95/00—
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass
    • H10P50/692—
    • H10P50/695—
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/051—Etching
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/085—Isolated-integrated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/135—Removal of substrate

Landscapes

  • Bipolar Transistors (AREA)
JP48057909A 1972-05-26 1973-05-25 Pending JPS4950873A (cg-RX-API-DMAC10.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25708872A 1972-05-26 1972-05-26

Publications (1)

Publication Number Publication Date
JPS4950873A true JPS4950873A (cg-RX-API-DMAC10.html) 1974-05-17

Family

ID=22974827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48057909A Pending JPS4950873A (cg-RX-API-DMAC10.html) 1972-05-26 1973-05-25

Country Status (3)

Country Link
US (1) US3771028A (cg-RX-API-DMAC10.html)
JP (1) JPS4950873A (cg-RX-API-DMAC10.html)
FR (1) FR2189875B1 (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07217956A (ja) * 1994-01-24 1995-08-18 Sanreiki:Kk 換気制御装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997964A (en) * 1974-09-30 1976-12-21 General Electric Company Premature breakage resistant semiconductor wafer and method for the manufacture thereof
JPS58170044A (ja) * 1982-03-31 1983-10-06 Fujitsu Ltd 半導体素子

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1205168A (fr) * 1957-12-11 1960-02-01 Westinghouse Electric Corp Transistors de puissance et procédé de fabrication
US3088888A (en) * 1959-03-31 1963-05-07 Ibm Methods of etching a semiconductor device
NL252974A (cg-RX-API-DMAC10.html) * 1959-07-24
US3322581A (en) * 1965-10-24 1967-05-30 Texas Instruments Inc Fabrication of a metal base transistor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07217956A (ja) * 1994-01-24 1995-08-18 Sanreiki:Kk 換気制御装置

Also Published As

Publication number Publication date
FR2189875A1 (cg-RX-API-DMAC10.html) 1974-01-25
US3771028A (en) 1973-11-06
FR2189875B1 (cg-RX-API-DMAC10.html) 1978-02-17

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