| Patents for Crosby Steam Gage & Valve Co. |
Patents 61 -
75
of 77
      |
| Number | Date | Patentee | Title | Type |
| 1,696,452 | Dec. 25, 1928 | F.E. Raymond | Valve | steam safety valves |
| 1,743,430 | Jan. 14, 1930 | G.S. Coffin | Safety Valve | steam safety valves |
| 1,803,842 | May 05, 1931 | K.S. Davidson | Gauge Glass Mounting | gauges |
| 1,949,930 | Mar. 06, 1934 | K.S. Davidson | Steam Valve | steam safety valves |
| 1,951,926 | Mar. 20, 1934 | K.S. Davidson | Relief Valve | industrial valves |
| 2,021,773 | Nov. 19, 1935 | P.H. Gentzel | Relief Valve | steam safety valves |
| 2,101,682 | Dec. 07, 1937 | E. Klafstad | Relief Valve | steam safety valves |
| 2,183,650 | Dec. 19, 1939 | G.L. Gundersen, E. Klafstad | Relief Valve | steam safety valves |
| 2,213,098 | Aug. 27, 1940 | N.J. Smith | Pen for Recording Instruments | industrial recording apparatus |
| 2,239,938 | Apr. 29, 1941 | N.J. Smith | Tube Support for Gauges, Recorders, and the Like | industrial recording apparatus |
| 2,249,438 | Jul. 15, 1941 | N.J. Smith | Instrument Case Lock | industrial recording apparatus |
| 2,264,485 | Dec. 02, 1941 | N.J. Smith | Instrument Mounting | industrial recording apparatus |
| 2,270,975 | Jan. 27, 1942 | N.J. Smith | Chart Holding Device | industrial recording apparatus |
| 2,278,951 | Apr. 07, 1942 | W.L. Thomas, N.J. Smith | Illuminated Dial Instrument | industrial recording apparatus |
| 2,287,433 | Jun. 23, 1942 | E. Klafstad | System for Safeguarding the Operation of Steam Boilers | steam safety valves |
