| All Patents in class 407/4 |
Patents 1 -
10
of 23
      |
| Picture | Number | Date | Patentee | Title |
| | 887,310 | May 12, 1908 | C.E. Chamberlin | Cutting Off Tool and Holder |
| | 2,096,137 | Oct. 19, 1937 | R.D. Shaw | Combined Tool Holder and Chip Breaker |
| | 2,124,126 | Jul. 19, 1938 | G.R. Scott | Cutting Tool |
| | 2,181,023 | Nov. 21, 1939 | J.B. Moore | Cutting Tool |
 | 2,860,402 | Nov. 18, 1958 | J.R. Proksa | Cutting Tool Holder |
| | 2,897,580 | Aug. 04, 1959 | W.H. Huber | Insert Tool Holder |
| | 2,903,781 | Sep. 15, 1959 | A.F. Hudson | Metal Cutting Tool and Holder |
| | 2,937,432 | May 24, 1960 | R.E. Novkov | Adjustable Chip Breaker |
| | 2,961,743 | Nov. 29, 1960 | R.E. Novkov | Adjustable Chip Breaker |
| | 2,967,345 | Jan. 10, 1961 | R.E. Novkov | Adjustable Chip Breaker |
