RUS general specification for digital, stored program controlled central office equipment, RUS form 522
Series: RUS bulletin -- 1753 E-001
Publisher: U.S. Dept. of Agriculture, Rural Utilities Service
Published: 1996
Place of publication: [Washington, DC]
Language: eng
Format: Microform
Subjects: Telephone switching systems, Electronic -- Specifications -- United States; Digital telephone systems -- Specifications -- United States
Notes: "Replaces Bulletin 1753E-001 ... issued June 4, 1993"--P [1]

Distributed to depository libraries in microfiche

Shipping list no.: 97-0426-M

"January 1996."

Microfiche. [Washington, D.C.?] : Supt. of Docs., U.S. G.P.O., [1997] 2 microfiches : negative