000 00314pam a2200133a 44500
082 _aBTS
_bMONO 3484
100 _aUnger,H G
245 1 _aROUND WAVEGUIDE WITH DOUBLE LINING
260 _a
_b
_c1960
300 _a7
500 _aBound With Bts Mono 3476-3483,3485-3500
964 _gCIRC
997 _aTR19010 C
999 _c402560
_d402560