pdf 68Jan BLR P9 60 Years Of PBX Development Popular

By 956 downloads

Download (pdf, 1.91 MB)

68Jan_BLR_P9_60Years_of_PBX.pdf

68Jan BLR P9 60 Years Of PBX Development

Bell Laboratories Record.  Contributed by Chuck Hensley.

New User?

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

Recent Contributors

Thanks for new documents from Jim Hurtle, Ed Palazzo, Paul Fassbender, Bruce Patterson, Remco Enthoven, Jon Kolger, Paul Ivester, Len Hicken, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, Jeff Lamb, Jeremy Walters, Alan David, Dennis Hock, and Tim Griffin.

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

Who's online

We have 913 guests online