VENTILATOR

PROBLEM TO BE SOLVED: To provide a ventilator capable of efficiently discharging volatile harmful substances accumulated at night in facilities which are desolated at night such as buildings and school. SOLUTION: This ventilator comprises a ventilation fan for supplying and discharging the outside a...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	FUJISHIRO SUNAO
Format:	Patent
Sprache:	eng
Schlagworte:	AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING BLASTING HEATING LIGHTING MECHANICAL ENGINEERING RANGES VENTILATING WEAPONS
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