Title:
Blocking layer electrode system
United States Patent 2288341

Inventors:
Hendrik, Addink Nicolaas Willem
Publication Date:
06/30/1942
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Assignee:
HARTFORD NAT BANK & TRUST CO
Primary Class:
257/715
Other Classes:
165/104.330, 165/104.210, 165/80.400, 174/15.100, 257/658
International Classes:
F25B23/00; H01L25/07