Heat storage vault | Patent Number 04166449

US 04166449 NA
Application Number5852417
Publication Number-
Pendency1 year, 9 months, 21 days
Filled DateNov 17, 1977
Priority Date-
Publication Date-
Expiration DateSep 4, 1983
Inventor/Applicants Walter L. Depew
Examines-
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Technology Center0
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