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Weston Electrical Instrument Co.
Models
444, Type 2
444, Type 3
526
537
540, Type 2
547
555
563, Type 2
564
565
566
571
660
660, Type 3
661
662
662, Type 2
663
664
665
672
673
674
674, Type 2
675
676
676-R
677
677-R
678
678-R
692, Type 1
694
695
770, Tube Checker
78, Capacity Meter
JEWEL 408
JEWEL 409
JEWEL WD566
Jewell
JEWELL 133
JEWELL 133A
JEWELL 137
JEWELL 198
JEWELL 199
JEWELL 209
JEWELL 214
JEWELL 444
JEWELL 533
JEWELL 534
JEWELL 538
JEWELL 540
JEWELL 560
JEWELL 566
JEWELL TEST PANEL
WESTON 676
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