Inventors:
E. Vincent Patrick - Lorton VA
Howard K. Dickson - Alexandria VA
Howard L. Dunmire - Stafford VA
Assignee:
The United States of America as represented by the Secretary of the Army - Washington DC
International Classification:
H01J 918
H01J 946
Abstract:
A two chamber vacuum method and apparatus is provided for simultaneously independently preparing image tube components, or the like, with two distinct vacuum environments for separate preparation of the components, and for final assembling of these components in an interconnecting compartment by vacuum sealing.