Patents for Frederic E. Gardner |
Patents 1 -
10
of 18
      |
Picture | Number | Date | Patentee | Title |
 | 1,013,760 | Jan. 02, 1912 | F.N. Gardner, F.E. Gardner | Disk grinder |
| 1,189,557 | Jul. 04, 1916 | F.N. Gardner, F.E. Gardner | Grinding-machine |
| 1,207,535 | Dec. 05, 1916 | F.E. Gardner | Disk grinder |
| 1,461,184 | Jul. 10, 1923 | F.E. Gardner | Abrasive-wheel chuck for grinding machine |
| 1,482,465 | Feb. 05, 1924 | F.E. Gardner | Grinding machine |
| 1,497,436 | Jun. 10, 1924 | F.E. Gardner | Grinding machine |
| 1,499,104 | Jun. 24, 1924 | F.E. Gardner | Grinding machine |
| 1,519,611 | Dec. 16, 1924 | F.E. Gardner | Grinding machine |
| 1,530,488 | Mar. 24, 1925 | F.E. Gardner | Grinding machine |
| 1,531,282 | Mar. 31, 1925 | F.E. Gardner | Grinding machine |