JPS63158776U - - Google Patents

Info

Publication number
JPS63158776U
JPS63158776U JP4899887U JP4899887U JPS63158776U JP S63158776 U JPS63158776 U JP S63158776U JP 4899887 U JP4899887 U JP 4899887U JP 4899887 U JP4899887 U JP 4899887U JP S63158776 U JPS63158776 U JP S63158776U
Authority
JP
Japan
Prior art keywords
screw
head
center
body part
polygonal
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
JP4899887U
Other languages
English (en)
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
Priority to JP4899887U priority Critical patent/JPS63158776U/ja
Publication of JPS63158776U publication Critical patent/JPS63158776U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
JP4899887U 1987-04-02 1987-04-02 Pending JPS63158776U (US20030157025A1-20030821-C00018.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4899887U JPS63158776U (US20030157025A1-20030821-C00018.png) 1987-04-02 1987-04-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4899887U JPS63158776U (US20030157025A1-20030821-C00018.png) 1987-04-02 1987-04-02

Publications (1)

Publication Number Publication Date
JPS63158776U true JPS63158776U (US20030157025A1-20030821-C00018.png) 1988-10-18

Family

ID=30871049

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4899887U Pending JPS63158776U (US20030157025A1-20030821-C00018.png) 1987-04-02 1987-04-02

Country Status (1)

Country Link
JP (1) JPS63158776U (US20030157025A1-20030821-C00018.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100324294B1 (ko) * 1999-07-05 2002-02-25 이호림 분해가 불가능한 볼트와 그것의 조임드라이브

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100324294B1 (ko) * 1999-07-05 2002-02-25 이호림 분해가 불가능한 볼트와 그것의 조임드라이브

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