Crossbar, switching system

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Ingenium, 1971.0016.001
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OBJECT TYPE: VERTICAL UNIT
DATE: Unknown
ARTIFACT NUMBER: 1971.0016.001

MANUFACTURER: NORTHERN ELECTRIC CO.
MODEL: 40/7
LOCATION: Montreal, Quebec, Canada

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 2
AKA: N/A
Patents: N/A
General Description: STEEL BRACKET, WASHERS & SCREWS/ BRASS SWITCHES/ COPPER WIRE/ PLASTIC COIL SPOOL & COVERING/ BAKELITE INSULATING BUSHING & WASHERS/ WOODEN STAND ENDS/ CARDBOARD BOX

Dimensions

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

Length: 24.8 cm
Width: 10.7 cm
Height: 19.0 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Communications
Category: Telephony
Sub-Category: N/A

Manufacturer

AKA: NORTHERN ELECTRIC
Country: Canada
State/Province: Quebec
City: Montreal

Context

Country: Unknown
State/Province: Unknown
Period: Unknown
Canada: Unknown
Function: FOR MAKING OR BREAKING A TELEPHONE CIRCUIT WITHIN A CROSSBAR VERTICAL SWITCHING SYSTEM
Technical: Unknown
Area Notes: Unknown

Details

Markings: BLACK STAMPED STEEL BRACKET: '40' & '7'/ PLASTIC COIL COVERING WITH WHITE SQUARE BACKGROUND & BLACK MARKINGS: 'P463647'/ BLACK STAMPED WOODEN ENDS:'WDB 4572'/ CARDBOARD BOX WITHIN AN OVAL: 'NE [LOGO] A NATIONAL ELECTRICAL SERVICE[WRITTEN WITHIN 2 LIGHTNING BOLTS & ACROSS THE MAP OF CANADA]/ NorthernElectric/ COMPANY LIMITED [BLUE BACKGROUND]'/ WRITTEN WITHIN A BORDER ACROSS A MAPLE LEAF: 'MADE IN CANADA'.
Missing: N/A
Finish: BRASS & COPPER PLATED STEEL/ NICKEL PLATED BRASS CONTACT SPRINGS & PART OF STEEL SPOOL BRACKET/ WHITE PLASTIC SPOOL & CLEAR PLASTIC SPOOL/ BLACK BAKELITE INSULATING BUSHING & BROWN & BLACK WASHERS/ CARDBOARD BOXWITH BLUE MARKINGS
Decoration: N/A

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If you choose to share our information about this collection object, please cite:

NORTHERN ELECTRIC CO., Crossbar, switching system, Unknown Date, Artifact no. 1971.0016, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1971.0016.001/

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