JPS5442257A - Step filter pipe - Google Patents
Step filter pipeInfo
- Publication number
- JPS5442257A JPS5442257A JP10898877A JP10898877A JPS5442257A JP S5442257 A JPS5442257 A JP S5442257A JP 10898877 A JP10898877 A JP 10898877A JP 10898877 A JP10898877 A JP 10898877A JP S5442257 A JPS5442257 A JP S5442257A
- Authority
- JP
- Japan
- Prior art keywords
- filter pipe
- step filter
- pipe
- filter
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10898877A JPS5442257A (en) | 1977-09-10 | 1977-09-10 | Step filter pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10898877A JPS5442257A (en) | 1977-09-10 | 1977-09-10 | Step filter pipe |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5442257A true JPS5442257A (en) | 1979-04-04 |
Family
ID=14498733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10898877A Pending JPS5442257A (en) | 1977-09-10 | 1977-09-10 | Step filter pipe |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5442257A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5743793U (en) * | 1980-08-28 | 1982-03-10 |
-
1977
- 1977-09-10 JP JP10898877A patent/JPS5442257A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5743793U (en) * | 1980-08-28 | 1982-03-10 |
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