Title:
【考案の名称】投光器の自然循環冷却装置
Document Type and Number:
Japanese Patent JPH04101794
Kind Code:
U
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Inventors:
Takahiro Tomita
Application Number:
JP1162191U
Publication Date:
September 02, 1992
Filing Date:
February 08, 1991
Export Citation:
International Classes:
B63G8/00; F21S2/00; F21V29/00; F21V31/00; (IPC1-7): B63G8/00; F21M7/00; F21S1/00; F21V29/00