US Patent: 537,792
|
| Whistle
|
|
Patentees:
|
| Simon W. Wardwell, Jr. (exact or similar names) - Attleborough, MA |
| Frank Mossberg (exact or similar names) - Attleborough, MA |
|
|
Patent Dates:
|
| Applied: |
Jan. 17, 1895 |
| Granted: |
Apr. 16, 1895 |
|
Patent Pictures:
[
1 | 2
]
|
|
Simon W. Wardwell, Jr. and Frank Mossberg patent April 16, 1895 |
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward
Stan Schulz
|
|
Description: |
| Siren whistle, internal rotor components made of stampings. Contemporary reviews and comments about the DEVELINE SIREN WHISTLE remark on the volume and quality of sound produced. |
|
){kind=link}
){kind=link}