| Patents for Herbert L. Johnston |
Patents 1 -
15
of 56
      |
| Number | Date | Patentee | Title | Type |
| 786,293 | Apr. 04, 1905 | H.L. Johnston | Coffee grinder | coffee mills |
| 828,212 | Aug. 07, 1906 | H.L. Johnston | Support for vehicle umbrellas or canopies | |
| 828,482 | Aug. 14, 1906 | H.L. Johnston | Support for vehicle-canopies | |
| 864,786 | Sep. 03, 1907 | H.L. Johnston | Driving mechanism | coffee mills |
| 950,635 | Mar. 01, 1910 | H.L. Johnston | Driving mechanism | coffee mills |
| 1,080,066 | Dec. 02, 1913 | H.L. Johnston | Refining-machine for coffee and the like | coffee cleaners |
| 1,089,413 | Mar. 10, 1914 | H.L. Johnston | Grinding-disk for coffee-mills and the like | coffee mills |
| 1,156,904 | Oct. 19, 1915 | H.L. Johnston | Clutch mechanism for grinders and choppers | food grinders |
| 1,166,597 | Jan. 04, 1916 | H.L. Johnston | Grinding and refining mill | |
| 1,264,128 | Apr. 23, 1918 | T.F. Rataiczak, H.L. Johnston | Mixing-machine | |
| 1,291,534 | Jan. 14, 1919 | H.L. Johnston | Coffee-grinder | coffee mills |
| 1,492,468 | Apr. 29, 1924 | M.K. Akers, H.L. Johnston | Ice-cream freezer | |
| 1,502,675 | Jul. 29, 1924 | H.L. Johnston | Grinder for coffee and the like | coffee mills |
| 1,548,041 | Aug. 04, 1925 | M.K. Akers, H.L. Johnston | Mixing machine | |
| 1,548,042 | Aug. 04, 1925 | T.F. Rataiczak, H.L. Johnston | Slicing machine | |
