Mechanical type door interlock /

Bibliographic Details

Main Author:	Castle, Alfred B.
Corporate Author:	United States. National Bureau of Standards
Format:	Government Document Book
Language:	English
Published:	Gaithersburg, MD : U.S. Dept. of Commerce, National Institute of Standards and Technology, 1953.
Series:	NBS report ; 2807.
Subjects:	Doors. Hospitals. Locks and keys.
Online Access:	https://purl.fdlp.gov/GPO/gpo98715