JPH01105789U - - Google Patents
Info
- Publication number
- JPH01105789U JPH01105789U JP38488U JP38488U JPH01105789U JP H01105789 U JPH01105789 U JP H01105789U JP 38488 U JP38488 U JP 38488U JP 38488 U JP38488 U JP 38488U JP H01105789 U JPH01105789 U JP H01105789U
- Authority
- JP
- Japan
- Prior art keywords
- rolling piston
- pores
- communicate
- utility
- end surfaces
- 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
- 238000005096 rolling process Methods 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 2
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP38488U JPH01105789U (zh) | 1988-01-06 | 1988-01-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP38488U JPH01105789U (zh) | 1988-01-06 | 1988-01-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01105789U true JPH01105789U (zh) | 1989-07-17 |
Family
ID=31199364
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP38488U Pending JPH01105789U (zh) | 1988-01-06 | 1988-01-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01105789U (zh) |
-
1988
- 1988-01-06 JP JP38488U patent/JPH01105789U/ja active Pending