US Patent: 2,254,549
|
Sintered metal composition
|
Patentee:
|
|
Louis Small (exact or similar names) - Detroit, MI |
Manufacturer: |
Not known to have been produced |
|
Patent Dates:
|
Applied: |
Nov. 12, 1938 |
Granted: |
Sep. 02, 1941 |
USPTO (New site tip) Google Patents
Report data errors or omissions to steward
Jeff Joslin Vintage Machinery entry for Service Diamond Tool Co.
|
Description: |
Inventor Louis Small (1913-2002) was a mechanical engineer who founded Service Diamond Tool Co., makers of grinder dressers and hardness testers. He was born in New York, and lived in Detroit and suburbs before retiring to Sarasota, FL. He obtained several patents related to hardness testers plus grinder dressers and their manufacture. |
|