| Patents for James Archdale & Co. Ltd. |
Patents 31 -
45
of 73
      |
| Number | Date | Patentee | Title | Type |
| GB-451,526 | Aug. 07, 1936 | J. Jewsbury | Improvements relating to the lubrication of vertical machinery spindles | metalworking machine lubrication |
| GB-452,165 | Aug. 18, 1936 | F. Wegerdt | Improvements relating to hydraulically operated machine tools | hydraulic apparatus |
| GB-457,517 | Nov. 30, 1936 | B.L. Pierce, J. Jewsbury | Improvements relating to screw tapping machines | metal threading machines |
| GB-463,756 | Apr. 06, 1937 | G. Feather | Improvements relating to tool extractors for drilling and other like machine tools | metalworking machine tool holders |
| GB-467,767 | Jun. 23, 1937 | G. Feather | Improvements relating to vertical drilling machines | drill presses |
| GB-468,009 | Jun. 28, 1937 | G. Feather | Improvements relating to feed mechanisms for drilling machines | drill presses |
| GB-469,511 | Jul. 27, 1937 | G. Feather | Improvements relating to radial arm drilling machines | radial drill presses |
| GB-474,176 | Oct. 27, 1937 | I.H. Wright | Improvements relating to milling machines | milling machines |
| GB-474,531 | Nov. 03, 1937 | G. Feather | Improvements relating to radial arm drilling machines | radial drill presses |
| GB-480,132 | Feb. 17, 1938 | I.H. Wright | Improvements relating to means for actuating the slides of metal cutting and like machine tools | metalworking machine mechanisms |
| GB-492,208 | Sep. 16, 1938 | J. Jewsbury | Improvements relating to radial arm drilling machines | radial drill presses |
| GB-495,901 | Nov. 22, 1938 | I.H. Wright | Means for eliminating back-lash in the feed screws of machine tools | metalworking machine mechanisms |
| GB-496,591 | Dec. 02, 1938 | I.H. Wright | Improvements relating to means for reversing the movements of hydraulically operated machine tool slides | hydraulic apparatus |
| GB-515,599 | Dec. 08, 1939 | J. Jewsbury | Improvements relating to radial-arm drilling machines | radial drill presses |
| GB-517,106 | Jan. 19, 1940 | F. Archdale | Improvements relating to screw-thread milling machines | thread hobbing and thread milling machines |
