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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Disk
Spring Calculator
Oskar Ruegg
Switzerland
Plastic
est. 1960's
Dia. = 20.1 cm
Spring Industry
Notes:
Used to calculate various spring constants using five concentric disks
Image 1
Image 2
Image 3
Image 4
