US Patent: 742,025
|
Variable Speed Driving Mechanism
|
Patentees:
|
Alfred Herbert (exact or similar names) - Kenilworth, Warwickshire County, England |
Percy Venables Vernon (exact or similar names) - Coventry, Warwick County, England |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Jul. 11, 1902 |
Granted: |
Oct. 20, 1903 |
Patent Pictures:
[
1 | 2
]
|
|
|
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Joel Havens
|