trademarks were found for owners matching the name American Grinding and Machine Company.| # | Class | status | |
|---|---|---|---|
| 1 |
S:77719979
M:AMERICAN GRINDING AND MACHINE COMPANY O:American Grinding and Machine Company |
6, 20, 40 | Registered |
| 2 |
S:73596761
M:AMERICAN GRINDING AND MACHINE COMPANY A 
O:AMERICAN GRINDING AND MACHINE COMPANY |
6, 37, 40, 42 | Registered |
| 3 |
S:73596762
M:A 
O:AMERICAN GRINDING AND MACHINE COMPANY |
6, 37, 40 | Registered |
| 4 |
S:73596763
M:BRUTE O:AMERICAN GRINDING AND MACHINE COMPANY |
6 | Registered |
