US Patent: 714,769
|
Carbon Holder for Dynamo Electric Machines
|
Patentees:
|
William Zabel (exact or similar names) - Edgewood Park, Allegheny County, PA |
Bruno Zabel (exact or similar names) - Edgewood Park, Allegheny County, PA |
Charles Zabel (exact or similar names) - Edgewood Park, Allegheny County, PA |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Oct. 28, 1901 |
Granted: |
Dec. 02, 1902 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin
|