๐”– Bobbio Scriptorium
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992. Electron beam lens: General Electric Co,German Patent 1,231,816, Patent Abstr, 7 (6) part C, 9th Feb 1967, 7


Publisher
Elsevier Science
Year
1967
Tongue
English
Weight
139 KB
Volume
17
Category
Article
ISSN
0042-207X

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