| Patents for Earl M. Boat |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 2,443,880 | Jun. 22, 1948 | J.J. Bishop, A.H. Emery, E.H. Aldeborgh, E.M. Boat | Dial Gauge for Measuring Small Bores | |
| 2,527,173 | Oct. 24, 1950 | E.M. Boat | Shockproof Dial Indicator | |
| 2,547,364 | Apr. 03, 1951 | E.M. Boat | Gauge Head for Small Bores | |
| 2,587,099 | Feb. 26, 1952 | E.M. Boat, J.J. Bishop | Resilient Head for Dial Bore Gauges | |
| 2,601,496 | Jun. 24, 1952 | E.M. Boat | Dial Bore Gauge | |
| 2,702,946 | Mar. 01, 1955 | E.M. Boat | Dial Bore Gauge | |
| 2,707,931 | May 10, 1955 | W.J. Croshier, E.M. Boat | Tolerance Marker for Dial Indicator Gages | |
| CA-520,899 | Jan. 17, 1956 | E.M. Boat | Dial Bore Gage | |
| 2,993,280 | Jul. 25, 1961 | E.M. Boat | Right Angle Dial Bore Gage | |
| 3,316,650 | May 02, 1967 | E.M. Boat, D.H. Aldeborgh | Dial Bore Gage with Retraction Means | |
| CA-782,212 | Apr. 09, 1968 | E.M. Boat, D.H. Aldeborgh | Dial Bore Gage with Retraction Means | |
