| Patents for Norman J. Smith |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 1,128,165 | Feb. 09, 1915 | H.B. Mace | Tool Holder | tool handles |
| 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 |
| 3,086,494 | Apr. 23, 1963 | N.J. Smith | Precision dial assembly for gauges | vacuum and pressure gauges |
| CA-689,864 | Jun. 30, 1964 | N.J. Smith | Precision dial assembly for gauges | vacuum and pressure gauges |
| CA-689,878 | Jun. 30, 1964 | N.J. Smith | Calibrating linkage for gauges | vacuum and pressure gauges |
| 3,141,335 | Jul. 21, 1964 | N.J. Smith | Pressure relief means for gauges | vacuum and pressure gauges |
| CA-710,547 | Jun. 01, 1965 | N.J. Smith | Pressure indicator gauge | vacuum and pressure gauges |
| 3,196,688 | Jul. 27, 1965 | N.J. Smith | Bleeder means for gauges | vacuum and pressure gauges |
| CA-722,908 | Dec. 07, 1965 | N.J. Smith | Bleeder means for gauges | vacuum and pressure gauges |
