| Patents for John Lang & Sons, Ltd. |
Patents 1 -
4
of 4
      |
| Number | Date | Patentee | Title | Type |
| GB-337,237 | Oct. 30, 1930 | W.B. Lang | Improvements Relating to Roller Bearings for Lathes and Other Machine Tools | metalworking machine bearings |
| GB-432,528 | Jul. 29, 1935 | E. Shackleton, W.B. Lang | Improvements in and Relating to Mounting Arrangements for the Chucks or the Like of Machine Tools Such as Lathes and the Like | metal lathe chucks |
| GB-658,590 | Oct. 10, 1951 | J.B. Lang, D.M. Blackburn | Tool-holder Attachment for Lathes and Like Machine Tools | lathe tool holders and tool posts |
| 2,972,487 | Feb. 21, 1961 | D.M. Blackburn | Indexing Mechanism | indexers and dividers |
