TY  - BOOK
AU  - Smullin,Louis D.
AU  - Montgomery,C.G.
TI  - Microwave duplexers
U1  - 621.3848 23
PY  - 1948///
CY  - New York
PB  - McGraw-Hill Book Co.
KW  - Radar
N1  - Includes index
ER  -