| All Patents in class 279/5 |
Patents 16 -
22
of 22
      |
| Number | Date | Patentee | Title | Type |
| 1,373,789 | Apr. 05, 1921 | W.A. Barker | Revolving-jaw chuck | metal lathe chucks |
| 1,507,381 | Sep. 02, 1924 | W. Jannell | Commutator-slotting machine | electric motor making |
| 2,144,486 | Jan. 17, 1939 | E.M. Erb | Locating Device | milling machine accessories |
| 2,233,858 | Mar. 04, 1941 | C. Tree | Collet Index Fixture | milling machine accessories |
| 2,335,721 | Nov. 30, 1943 | F.G. Zagar | Indexing chuck | indexers and dividers |
| 2,594,057 | Apr. 22, 1952 | A.A. Muehling | Universal chuck vice | |
| 2,972,487 | Feb. 21, 1961 | D.M. Blackburn | Indexing Mechanism | indexers and dividers |
