Procedure for establishing lists of permissible flame safety lamps and methane detectors of flame type; conditions under which tests will be made; requirements for approval; fees.

Bibliographic Details

Format:	Government Document eBook
Language:	English
Published:	[Washington] : GPO, 1922.
Subjects:	Lamps. Mine accidents. Quality control. User charges. Electronic books.
Online Access:	Connect to the full text of this electronic document