Dial, push-button
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1978.0056.001
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- OBJECT TYPE
- PULSE
- DATE
- 1930–1939
- ARTIFACT NUMBER
- 1978.0056.001
- MANUFACTURER
- Unknown
- MODEL
- Unknown
- LOCATION
- Unknown
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- STEEL CASE, CLOCKWORK MECHANISM/ SYNTHETIC KNOBS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- 7.1 cm
- Height
- 5.9 cm
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Telephony
- Sub-Category
- N/A
Manufacturer
- AKA
- Unknown
- Country
- Unknown
- State/Province
- Unknown
- City
- Unknown
Context
- Country
- Europe
- State/Province
- Unknown
- Period
- 1930'S
- Canada
-
Unknown - Function
-
PRODUCES DIAL PULSES TO OPERATE SELECTING EQUIPMENT IN A PULSE TYPE TELEPHONE SWITCHING OFFICE. - Technical
-
AN ATTEMPT TO REPLACE THE ROTARY DIAL WITH A PUSH BUTTON DEVICE. PHILIPS DEVELOPED A SIMILAR DEVICE IN THE 1970'S BUT IT WAS AN ELECTRONIC DESIGN. - Area Notes
-
Unknown
Details
- Markings
- '1' THROUGH '0' ON KEY TOPS
- Missing
- N/A
- Finish
- BLACK GLOSS ENAMEL/ INTERNAL PARTS, NATURAL FINISH/ WHITE NUMBERS
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Unknown Manufacturer, Dial, push-button, circa 1930–1939, Artifact no. 1978.0056, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1978.0056.001/
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