Patent · US Expired

Apparatus for forming a vacuum evaporating layer on a substrate

UST988002I4 · kind I4 · defensive publication

2Cited by
0References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 7, 1978
Grant dateNov 6, 1979
Priority date
Expiry dateAug 7, 1998

Classification

  • Technology area (CPC —)General

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.