Bell laboratories record

RecordNumber
542
Title
Bell laboratories record
Pub.State
Bell telephone laboratories
Language
English
Subjects
Electric Engineering- Periodicals , Communication- Periodicals , Telephone- Periodicals , Telegraph- Periodicals
Class
621
Number
.3805
CutterNumber
B433
Link To Document :
https://lib.ui.ac.ir/dL/search/default.aspx?Term=542&Field=0&DTC=5