Levitskij E.A.
, Parmon V.N.
, Moroz E.M.
, Bogdanov S.V.
, Bogdanchikova N.E.
, Kovalenko O.N.
Heat-accumulating material and use thereof
Number: CN1055947C,
действие с Jun 24, 2000,
Request number 93103490.6 from Feb 24, 1993
No identifiers
蓄热材料及其用途
Heat-accumulating material and use thereof