|
US3673360A
|
|
Booster transformer switch
|
|
US3590179A
|
|
Pole-mounted dual switch unit
|
|
US3515823A
|
|
Pole-mounted air-break disconnect switch
|
|
US3296849A
|
|
Switch arm bending and punching machine
|
|
US3306309A
|
|
Insulator unit cleaning machine
|
|
US3299691A
|
|
Switch arm grooving and flaring machine
|
|
US3253093A
|
|
Dual blade pole top switch
|
|
US3222470A
|
|
Pole top switch with multi-position control arm
|
|
US3144526A
|
|
Pole-top switch structure
|
|
US3145273A
|
|
Pole-top switch with vertically swingable switching arm
|
|
US3145272A
|
|
Pole top disconnect switch
|
|
CA768721A
|
|
Pole-top disconnect switch
|
|
CA768723A
|
|
Pole-top switch with vertically swingable switching arm
|
|
CA768722A
|
|
Pole-top switch structure
|
|
CA770266A
|
|
Dual blade pole top switch
|
|
CA854806A
|
|
Pole-mounted dual switch unit
|
|
CA855307A
|
|
Pole-mounted air-break disconnect switch
|
