| Patents for Frank Sirola |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 2,403,405 | Jul. 02, 1946 | F. Sirola | Turret head for lathes | turret lathes |
| 2,972,272 | Feb. 21, 1961 | F. Sirola | Tool post and tool holder | lathe tool holders and tool posts |
| 3,241,404 | Mar. 22, 1966 | F. Sirola | Boring tool | lathe tools |
| 3,280,450 | Oct. 25, 1966 | F. Sirola | Tool holder for cutter element | lathe tool holders and tool posts |
| 3,280,674 | Oct. 25, 1966 | F. Sirola | Work support for receiving slender stock to be turned | metal lathe accessories and attachments |
| 3,455,001 | Jul. 15, 1969 | F. Sirola | Cut-off tool | lathe tools |
| 3,546,759 | Dec. 15, 1970 | F. Sirola | Cutting tool | lathe tool holders and tool posts |
