JPS5230267B2 - - Google Patents
Info
- Publication number
- JPS5230267B2 JPS5230267B2 JP4987874A JP4987874A JPS5230267B2 JP S5230267 B2 JPS5230267 B2 JP S5230267B2 JP 4987874 A JP4987874 A JP 4987874A JP 4987874 A JP4987874 A JP 4987874A JP S5230267 B2 JPS5230267 B2 JP S5230267B2
- Authority
- JP
- Japan
- 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.)
- Expired
Links
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4987874A JPS5230267B2 (en) | 1974-04-30 | 1974-04-30 | |
US05/559,780 US4224984A (en) | 1974-03-20 | 1975-03-19 | Finned tube useful for heat exchangers |
GB11718/75A GB1488443A (en) | 1974-03-23 | 1975-03-20 | Finned tube useful for heat exchangers |
PH16940A PH15873A (en) | 1974-03-23 | 1975-03-20 | Finned tube useful for heat exchangers |
IT6793375A IT1032656B (en) | 1974-04-30 | 1975-04-11 | Forming fins for heat exchangers - by transversely corrugating and folding about a longitudinally flattened portion for helical application |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4987874A JPS5230267B2 (en) | 1974-04-30 | 1974-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS50141566A JPS50141566A (en) | 1975-11-14 |
JPS5230267B2 true JPS5230267B2 (en) | 1977-08-06 |
Family
ID=12843291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4987874A Expired JPS5230267B2 (en) | 1974-03-20 | 1974-04-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5230267B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812608A (en) * | 1981-07-15 | 1983-01-24 | 松下電器産業株式会社 | Hair beauty instrument |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54126658A (en) * | 1978-03-24 | 1979-10-02 | Nishodo Kuchoki Kk | Method and apparatus for making heat transmission pipe |
-
1974
- 1974-04-30 JP JP4987874A patent/JPS5230267B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812608A (en) * | 1981-07-15 | 1983-01-24 | 松下電器産業株式会社 | Hair beauty instrument |
Also Published As
Publication number | Publication date |
---|---|
JPS50141566A (en) | 1975-11-14 |