- Author
- Riddleston, H. G.
- Title
- Electrical Equipment for Hazardous Atmospheres.
- Journal
- Electrical Review, Vol. 185, No. 6, 205-206, August 1969
- Keywords
- electrical equipment | standardization | systems engineering | construction | enclosures | flameproofing | equipment
- Identifiers
- Type "e" (increased safety) apparatus; Type "N" apparatus