FR621489A - Interchangeable note for pianos and analogues - Google Patents
Interchangeable note for pianos and analoguesInfo
- Publication number
- FR621489A FR621489A FR621489DA FR621489A FR 621489 A FR621489 A FR 621489A FR 621489D A FR621489D A FR 621489DA FR 621489 A FR621489 A FR 621489A
- Authority
- FR
- France
- Prior art keywords
- pianos
- analogues
- interchangeable
- note
- interchangeable note
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10F—AUTOMATIC MUSICAL INSTRUMENTS
- G10F1/00—Automatic musical instruments
- G10F1/02—Pianofortes with keyboard
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR621489T | 1926-09-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR621489A true FR621489A (en) | 1927-05-12 |
Family
ID=8985154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR621489D Expired FR621489A (en) | 1926-09-06 | 1926-09-06 | Interchangeable note for pianos and analogues |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR621489A (en) |
-
1926
- 1926-09-06 FR FR621489D patent/FR621489A/en not_active Expired
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