Lock, telephone dial

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Ingenium, 1994.0178.001
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OBJECT TYPE: KEY OPERATED
DATE: 1937–1950
ARTIFACT NUMBER: 1994.0178.001

MANUFACTURER: Yale & Towne Mfg. Co.
MODEL: PHONE LOCK
LOCATION: United States of America

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 4
AKA: N/A
Patents: N/A
General Description: KEYS & LOCKS - METAL/ SYNTHETIC BAGS/ PAPER DISPLAY CARD

Dimensions

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

Length: 26.5 cm
Width: 20.0 cm
Height: 2.5 cm
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

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

Manufacturer

AKA: Yale Towne
Country: United States of America
State/Province: Unknown
City: Unknown

Context

Country: North America
State/Province: Unknown
Period: THESE ARE NEW ON THE ORIGINAL DISPLAY CARD
Canada: AVAILABLE IN CANADA
Function: USED TO LOCK A TELEPHONE DIAL TO PREVENT OUTGOING CALLS FROM BEING MADE FROM THAT TELEPHONE.
Technical: EXAMPLE OF TECHNIQUE USED TO PREVENT LONG DISTANCE CALLS FROM BEING MADE WHEN NO ONE WITH PROPER AUTOHORITY WAS IN ATTENDANCE. NO LONGER USEFUL WITH TOUCH-TONE PHONES & WITH MODERN ELECTRONIC SWITCHING SYSTEMS BUSINESS LINES CAN BE PROGRAMMED TO NOT ACCEPT LONG DISTANCES CALLS.
Area Notes: Unknown

Details

Markings: LOCKS: NO MARKINGS/ KEYS: 'THE YALE & TOWNE MFG. CO./ YALE/ CH569 [OTHER KEYS HAVE DIFFERENT S/N]/ MADE IN U.S.A.'/ PRINTING ON DISPLAY CARD: 'YALE/ PHONE LOCK/ EASY TO INSTALL/ ONLY $11.00/ PROTECTION FOR/ YOUR PHONE BILLS.. WHEN YOU'RE AWAY[EXCLAMATION]/ Allows incoming calls. Prevents outgoing calls./ Saves on phone bills. Can be keyed alike/ PRINTED IN U.S.A.'
Missing: CARD ORIGINALLY HAD SIX LOCKS - TWO OF WHICH ARE MISSING - ONE HAS STORAGE BAG MISSING
Finish: LOCKS - CHROME FINISH/ DISPLAY CARD - RED, BLACK & YELLOW PRINTING
Decoration: N/A

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

Yale & Towne Mfg. Co., Lock, telephone dial, between 1937–1950, Artifact no. 1994.0178, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/1994.0178.001/

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