FR492604A - Improvements in submersible boats - Google Patents
Improvements in submersible boatsInfo
- Publication number
- FR492604A FR492604A FR492604A FR492604DA FR492604A FR 492604 A FR492604 A FR 492604A FR 492604 A FR492604 A FR 492604A FR 492604D A FR492604D A FR 492604DA FR 492604 A FR492604 A FR 492604A
- Authority
- FR
- France
- Prior art keywords
- submersible boats
- submersible
- boats
- 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
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C3/00—Details or accessories
- G10C3/26—Pedals or pedal mechanisms; Manually operated sound modification means
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
- G10C1/00—General design of pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards
- G10C1/02—General design of pianos, harpsichords, spinets or similar stringed musical instruments with one or more keyboards of upright pianos
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR492604T | 1916-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR492604A true FR492604A (en) | 1919-07-11 |
Family
ID=1528455
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR492604A Expired FR492604A (en) | 1916-10-27 | 1916-10-27 | Improvements in submersible boats |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR492604A (en) |
-
1916
- 1916-10-27 FR FR492604A patent/FR492604A/en not_active Expired
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