| All Patents of Type: pipe and tube notchers |
Patents 1 -
15
of 18
      |
| Number | Date | Patentee | Title | Type |
| 2,704,124 | Mar. 15, 1955 | F. Koster | Apparatus for Notching Slots in the Ends of Tubing | pipe and tube notchers |
| 2,776,003 | Jan. 01, 1957 | F. Koster | Method and Apparatus for Cutting Tubing | pipe and tube notchers |
| 3,005,369 | Oct. 24, 1961 | F. Koster | Method of Notching and Shearing the Ends of Tubing in the Preparation of Tubular Assemblies | pipe and tube notchers |
| CA-640,738 | May 01, 1962 | E. Coulon | Apparatus for Slotting the Ends of Tubing | pipe and tube notchers |
| CA-640,739 | May 01, 1962 | E. Coulon, H. May | Method and Apparatus for Preparing Mitered Tubular Joints | pipe and tube notchers |
| 3,033,066 | May 08, 1962 | E. Coulon | Apparatus for Slotting the Ends of Tubing | pipe and tube notchers |
| 3,073,195 | Jan. 15, 1963 | F. Koster | Apparatus for Notching the Ends of Tubing in the Preparation of Tubular Assemblies | pipe and tube notchers |
| 3,074,302 | Jan. 22, 1963 | H. May, E. Coulon | Method of Preparing Mitered Tubular Joints | pipe and tube notchers |
| CA-664,482 | Jun. 04, 1963 | F. Koster | Method and Apparatus for Notching the Ends of Tubing in the Preparation of Tubular Assemblies | pipe and tube notchers |
| CA-677,723 | Jan. 07, 1964 | H.J. May | Perforating Apparatus for Tubing | pipe and tube notchers |
| 3,153,360 | Oct. 20, 1964 | E.I. Coulon | Apparatus for Slotting the Ends of Tubing | pipe and tube notchers |
| 3,153,963 | Oct. 27, 1964 | H.J. May, E.I. Coulon | Apparatus for Shearing the Ends of Tubing | pipe and tube notchers |
| 3,162,078 | Dec. 22, 1964 | H. May, E. Coulon | Apparatus for Preparing Mitered Tubular Joints | pipe and tube notchers |
| 3,180,196 | Apr. 27, 1965 | H.J. May, E.I. Coulon | Apparatus for Shearing the Ends of a Tubular Member | pipe and tube notchers |
| 3,698,274 | Oct. 17, 1972 | D.C. Mohr, B.J. Miller, E.I. Coulon | Apparatus for Piercing Openings in Tubing | pipe and tube notchers |
