Title:
Cathode ray tube manufacture
United States Patent 3381347
Inventors:
Reinwall Jr., Ernest W.
Publication Date:
05/07/1968
Other Classes:
220/2.10A, 445/45, 445/34, 313/285, 65/61, 65/57, 451/41, 269/908, 451/381
International Classes:
B24B9/12; H01J5/20; H01J9/24; B24B9/06; H01J5/00
US Patent References:
| 3190738 | Method for uniting an abraded element to an envelope | | | |
| 3291589 | Apparatus for sealing hollow glass parts | | | |