JPH0220341U - - Google Patents

Info

Publication number
JPH0220341U
JPH0220341U JP9815388U JP9815388U JPH0220341U JP H0220341 U JPH0220341 U JP H0220341U JP 9815388 U JP9815388 U JP 9815388U JP 9815388 U JP9815388 U JP 9815388U JP H0220341 U JPH0220341 U JP H0220341U
Authority
JP
Japan
Prior art keywords
semiconductor wafer
back side
horseshoe
chucks
printing
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.)
Pending
Application number
JP9815388U
Other languages
English (en)
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
Priority to JP9815388U priority Critical patent/JPH0220341U/ja
Publication of JPH0220341U publication Critical patent/JPH0220341U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す正面図、第2
図は同平面図である。 1……バキユームチヤンバー、2……中継パイ
プ、3……弁、4……取手、5……つば、6……
チユーブ、7……支持台、8……サフアイアペン
、9……バキユーム穴、10……半導体ウエーハ

Claims (1)

    【実用新案登録請求の範囲】
  1. 半導体ウエーハ裏面の外周縁を真空吸着する馬
    蹄形のバキユームチヤンバーを有することを特徴
    とする半導体ウエーハ裏面印字用保持器具。
JP9815388U 1988-07-25 1988-07-25 Pending JPH0220341U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9815388U JPH0220341U (ja) 1988-07-25 1988-07-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9815388U JPH0220341U (ja) 1988-07-25 1988-07-25

Publications (1)

Publication Number Publication Date
JPH0220341U true JPH0220341U (ja) 1990-02-09

Family

ID=31324162

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9815388U Pending JPH0220341U (ja) 1988-07-25 1988-07-25

Country Status (1)

Country Link
JP (1) JPH0220341U (ja)

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