| 摘要 |
1,087,252. Chucks. JACOBS MANUFACTURING CO. Oct. 29, 1964 [Jan. 3, 1964], No. 21051/66. Divided out of 1,087,251. Heading B3B. A jaw guide for a chuck comprises a plastics body having crushable lugs to enable clearances to be taken up. The chuck is as described in Specification 1,087,251. |
