| Patents for James Archdale & Co. Ltd. |
Patents 16 -
30
of 73
      |
| Number | Date | Patentee | Title | Type |
| GB-346,558 | Apr. 16, 1931 | J. Jewsbury | Improvements relating to radial arm drilling machines | radial drill presses |
| GB-346,971 | Apr. 23, 1931 | J. Jewsbury | Improvements relating to drilling machines | radial drill presses |
| GB-364,233 | Jan. 07, 1932 | I.H. Wright, J. Jewsbury | Improvements relating to fluid operated mechanisms for machine tools or other purposes | hydraulic apparatus |
| GB-364,357 | Jan. 07, 1932 | I.H. Wright | Improvements relating to fluid operated metal cutting and like machine tools | hydraulic apparatus |
| GB-369,364 | Mar. 24, 1932 | J. Jewsbury | Improvements relating to the control of fluid operated apparatus | hydraulic apparatus |
| GB-373,732 | Jun. 02, 1932 | I.H. Wright | Improvements relating to fluid operated metal or other cutting, grinding and like machines | hydraulic apparatus |
| GB-375,007 | Jun. 23, 1932 | J. Jewsbury | Improvements relating to clutches for drilling machines | radial drill presses |
| GB-376,487 | Jul. 14, 1932 | J. Jewsbury | Improvements relating to radial arm drilling machines | radial drill presses |
| GB-382,791 | Nov. 03, 1932 | J. Jewsbury | Improvements relating to the control of fluid operated apparatus | hydraulic apparatus |
| GB-395,463 | Jul. 20, 1933 | J. Jewsbury | Improvements relating to radial arm drilling machines | radial drill presses |
| GB-400,724 | Nov. 02, 1933 | J. Jewsbury | Improvements relating to gear pumps | hydraulic apparatus |
| GB-410,580 | May 24, 1934 | J. Jewsbury | Improvements relating to actuating mechanism for variable speed gears | metalworking machine gearing |
| GB-414,456 | Aug. 09, 1934 | I.H. Wright | Improvements relating to variable speed mechanisms | metalworking machine gearing |
| GB-414,468 | Aug. 09, 1934 | J. Jewsbury | Improvements relating to clutches | metalworking power transmission |
| GB-436,810 | Oct. 18, 1935 | J. Jewsbury | Improvements relating to radial arm drilling machines | radial drill presses |
