Standard for determination of sharpness of edges on equipment
By: [Underwriters' Laboratories]
Contributors: Underwriters' Laboratories.
Edition: 1st ed.
Publisher: The Laboratories
Published: 1978
Place of publication: Melville, N.Y
Language: eng
Subjects: Industrial equipment -- Testing.; Industrial equipment -- Safety measures.; Office equipment and supplies -- Testing.; Office equipment and supplies -- Safety measures.
Notes: "UL 1439"