JPS552457Y2 - - Google Patents
Info
- Publication number
- JPS552457Y2 JPS552457Y2 JP15622175U JP15622175U JPS552457Y2 JP S552457 Y2 JPS552457 Y2 JP S552457Y2 JP 15622175 U JP15622175 U JP 15622175U JP 15622175 U JP15622175 U JP 15622175U JP S552457 Y2 JPS552457 Y2 JP S552457Y2
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15622175U JPS552457Y2 (zh) | 1975-11-19 | 1975-11-19 | |
US05/722,398 US4130044A (en) | 1975-09-16 | 1976-09-13 | Keyboard musical instrument and improved piano |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15622175U JPS552457Y2 (zh) | 1975-11-19 | 1975-11-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5269223U JPS5269223U (zh) | 1977-05-23 |
JPS552457Y2 true JPS552457Y2 (zh) | 1980-01-22 |
Family
ID=28635403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15622175U Expired JPS552457Y2 (zh) | 1975-09-16 | 1975-11-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS552457Y2 (zh) |
-
1975
- 1975-11-19 JP JP15622175U patent/JPS552457Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5269223U (zh) | 1977-05-23 |