51) ENTEC 733
Manufacturer: BETZ ENTEC, INC
Index Date: 1985-02-01


52) ENTEC 721
Manufacturer: BETZ ENTEC, INC.
Index Date: 1984-01-01

53) ENTEC 725
Manufacturer: BETZ ENTEC, INC.
Index Date: 1987-01-01

54) ENTEC 840
Manufacturer: BETZ ENTEC INC
Index Date: 1988-03-25

55) ENTEC CPS-1
Manufacturer: BETZ ENTEC INC.
Index Date: 1985-11-01

56) ENTEC 440
Manufacturer: BETZ ENTEC INC
Index Date: 1987-11-05

57) ENTEC 361
Manufacturer: BETZ ENTEC, INC
Index Date: 1988-03-25

58) ENTEC 735
Manufacturer: BETZ ENTEC INC
Index Date: 1991-02-16

59) ENTEC 338
Manufacturer: BETZ ENTEC, INC
Index Date: 1987-10-02

60) ENTEC CPS-1
Manufacturer: BETZ ENTEC INC
Index Date: 1991-04-04