| Patents for Herbert L. Johnston |
Patents 46 -
56
of 56
      |
| Number | Date | Patentee | Title | Type |
| 2,058,083 | Oct. 20, 1936 | H.L. Johnston | Washing machine | |
| 2,060,807 | Nov. 17, 1936 | H.L. Johnston | Food handling apparatus | |
| 2,072,677 | Mar. 02, 1937 | H.L. Johnston | Food handling apparatus | |
| 2,073,521 | Mar. 09, 1937 | H.L. Johnston, D.A. Meeker | Washing machine | |
| 2,078,497 | Apr. 27, 1937 | H.L. Johnston | Food handling apparatus | |
| 2,095,502 | Oct. 12, 1937 | H.L. Johnston | Cleaning and sterilizing method and apparatus | |
| 2,102,180 | Dec. 14, 1937 | H.L. Johnston | Food handling apparatus | |
| 2,151,852 | Mar. 28, 1939 | H.L. Johnston | Food handling apparatus | |
| 2,158,904 | May 16, 1939 | H.L. Johnston, D.A. Meeker | Washing machine | |
| 2,213,191 | Sep. 03, 1940 | H.L. Johnston | Food handling apparatus | |
| 2,229,663 | Jan. 28, 1941 | H.L. Johnston, D.A. Meeker | Washing machine | |
