pdf 518-220-400 400A, B, C, And D Type KTU Popular

By 986 downloads

Download (pdf, 6.01 MB)

518-220-400 400A, B, C, and D Type KTU.pdf

518-220-400 400A, B, C, And D Type KTU

BELL SYSTEM PRACTICES? ? ? ?
SECTION 518-220-400
Plant Series? ? ? ? ? ? ? ?
Issue 2, September, 1966
AT&TCo Standard

400A, B, C, AND D TYPE KEY TELEPHONE UNITS
IDENTIFICATION, INSTALLATION, CONNECTIONS, AND MAINTENANCE

New User?

Read the articles under "Introduction" in the black menu bar above.

Recent Contributors

Thanks for new documents from Ed Palazzo, Bruce Patterson, Jon Kolger, Paul Ivester, Len Hicken, Paul Fassbender, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, Jeff Lamb, Jeremy Walters, Mark Cuccia, Alan David, Harry Joseph, Charlie Terry, Karl Brose, Dennis Hock, Tim Griffin, Remco Enthoven, and Steve Cichorsky.

Please send a file to add your name to this list!

Who's online

We have 634 guests online