Slide rule
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Ingenium,
1992.0050.001
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- OBJECT TYPE
- SPECIAL PURPOSE/ELECTRICAL
- DATE
- 1951
- ARTIFACT NUMBER
- 1992.0050.001
- MANUFACTURER
- Perrygraf Corp.
- MODEL
- Unknown
- LOCATION
- Maywood, Illinois, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 2
- AKA
- N/A
- Patents
- N/A
- General Description
- CARDSTOCK/ METAL RINGS
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 22.7 cm
- Width
- 7.7 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Energy-electric
- Category
- Measurement
- Sub-Category
- N/A
Manufacturer
- AKA
- Perrygraf
- Country
- United States of America
- State/Province
- Illinois
- City
- Maywood
Context
- Country
- North America
- State/Province
- Unknown
- Period
- 1950'S & 1960'S
- Canada
-
AVAILABLE & USED IN CANADA - Function
-
TO CALCULATE OHM'S LAW & DO POWER CALCULATIONS FOR SELECTION OF THE PROPER SIZE OF RESISTORS, POTENTIOMETERS, ETC. - Technical
-
EXAMPLE OF TYPE OF DEVICE DISTRIBUTED BY MANUFACTURERS TO EASE THE MATHEMATICAL CALCULATIONS FOR BUILDERS OF ELECTRONIC CIRCUITS. - Area Notes
-
Unknown
Details
- Markings
- .1 VARIOUS TABLES FOR 'OHMS/ AMPS/ VOLTS/ WATTS/ MILLILAMPS'/ 'ELECTRICAL Slide Rule/ THE Helipot CORPORATION/ SOUTH PASADENA, CALIFORNIA' 'Slide-Chart Copr. 1951, PERRYGRAF Corp., Maywood, Ill.'/ ON BACK DRAWINGS & CHART OF 'STOCK VALUES' OF 'Model A' 'model J' 'model AJ' 'model T-10'
- Missing
- N/A
- Finish
- BEIGE WITH BLUE & BLACK PRINTING
- Decoration
- DRAWINGS OF VARIOUS PRODUCTS
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Perrygraf Corp., Slide rule, after 1951, Artifact no. 1992.0050, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1992.0050.001/
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