JPS5372722A - Watchcase - Google Patents
WatchcaseInfo
- Publication number
- JPS5372722A JPS5372722A JP14785176A JP14785176A JPS5372722A JP S5372722 A JPS5372722 A JP S5372722A JP 14785176 A JP14785176 A JP 14785176A JP 14785176 A JP14785176 A JP 14785176A JP S5372722 A JPS5372722 A JP S5372722A
- Authority
- JP
- Japan
- Prior art keywords
- watchcase
- aging
- alloy
- followed
- improve
- 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
Abstract
PURPOSE: To improve the wear resistance of a watchcase made of Cr-Ni alloy by adding Al≥2.5% to the surface of the watchcase followed by aging.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14785176A JPS5372722A (en) | 1976-12-10 | 1976-12-10 | Watchcase |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14785176A JPS5372722A (en) | 1976-12-10 | 1976-12-10 | Watchcase |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5372722A true JPS5372722A (en) | 1978-06-28 |
Family
ID=15439681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14785176A Pending JPS5372722A (en) | 1976-12-10 | 1976-12-10 | Watchcase |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5372722A (en) |
-
1976
- 1976-12-10 JP JP14785176A patent/JPS5372722A/en active Pending
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