General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

WOOD CASE/ SYNTHETIC TOP AND SYNTHETIC KNOBS/ METAL WORKING PARTS/ METAL SCALE HOLDER WITH GLASS COVER, bakelite face

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length

23.5 cm

Width

18.5 cm

Height

12.5 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Energy-electric

Category

Measurement

Sub-Category

N/A

Manufacturer

AKA

Weston

Country

United States of America

State/Province

New Jersey

City

Newark

Context

Country

Canada

State/Province

Unknown

Period

PROBABLY USED IN THE 1920S AND 1930S

Canada

TYPE SAMPLE OF METER USED BY INSPECTION SERVICE OF THE DEPT. OF TRADE AND COMMERCE.

Function

USED TO MEASURE THE POWER BEING EXPENDED IN AN ELECTRICAL CURRENT.

Technical

Unknown

Area Notes

Unknown

Details

Markings

MFG'S PLATES: 'WESTON PORTABLE WATTMETER/ NO 3785/ MAXIMUM CAPACITY/ IN AMPERES 50/ IN VOLTS 300HIGH RANGE.150 LOW RANGE/ IN WATTS 15000 " 7500 "/ MADE BY THE/ WESTON ELECTRICAL INSTRUMENT CO./ NEWARK, N.J. U.S.A.' 'PATENTED/ NOV.11,1890. MAR.8,1892/ JUNE 28,1892. JULY 10,1894./ OCT.4, 1898. MAR.22,1898.'/ DESIGNATIONS: '+ or -' '300 Volts' '+ or -' '.150 Volts'/ PLATE ON BACK: 'DOMINION OFCANADA/ DEPT. OG TRADE AND COMMERCE/ E.&G. INSPECTION SERVICES/ INSPECTION STANDARD NO E140'

Missing

N/A

Finish

CASE STAINED AND VARNISHED/ TOP VERTICAL RIDGES- BROWN IN COLOUR

Decoration

N/A