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
Links
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4899887U JPS63158776U (th) | 1987-04-02 | 1987-04-02 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4899887U JPS63158776U (th) | 1987-04-02 | 1987-04-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63158776U true JPS63158776U (th) | 1988-10-18 |
Family
ID=30871049
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4899887U Pending JPS63158776U (th) | 1987-04-02 | 1987-04-02 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63158776U (th) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100324294B1 (ko) * | 1999-07-05 | 2002-02-25 | 이호림 | 분해가 불가능한 볼트와 그것의 조임드라이브 |
-
1987
- 1987-04-02 JP JP4899887U patent/JPS63158776U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100324294B1 (ko) * | 1999-07-05 | 2002-02-25 | 이호림 | 분해가 불가능한 볼트와 그것의 조임드라이브 |