Title:
【考案の名称】ポツト式焼鈍炉
Document Type and Number:
Japanese Patent JPH04110389
Kind Code:
U
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Inventors:
Fumio Aoki
Application Number:
JP2048991U
Publication Date:
September 24, 1992
Filing Date:
March 07, 1991
Export Citation:
International Classes:
F27B3/08; C21D1/26; F27B17/00; (IPC1-7): F27B3/08