Patents Granted on 1943-03-23 |
Patents 1 -
6
of 6
|
Number | Date | Patentee | Title | Type |
CA-411,259 | Mar. 23, 1943 | H.H. Asbridge | Work Gauging Instrument for Precision Grinding Machines | |
2,314,558 | Mar. 23, 1943 | P.S. Russel | Apparatus for and Method of Air Conditioning | air conditioning apparatus |
2,314,589 | Mar. 23, 1943 | S. Mandl | Jack Assemblage | |
2,314,623 | Mar. 23, 1943 | G.M. Walraven, K.R. Larson | Ratchet Mechanism | ratchet wrenches |
2,314,665 | Mar. 23, 1943 | H.C. Specht | Tool Holder | metalworking machine tool holders |
2,314,827 | Mar. 23, 1943 | R.M. Hortvet | Process for extracting pure nitrogen from air | |