Sliding Pivot Reduction Compass (0820)

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Index: 0820


Year: ?


Maker: Kreise, ?


Dimensions: 22 x 5 x 3 cm (box)

Info

Reduction Compass with Sliding Pivot (Proportional Divider). The marked divisions are from 2 to 8 on one side and from 7 to 12 on the other side. The exact position can be fixed by first setting the pivot slider and fixing with the little center knob.

Inscriptions:

Kreise
Linien

Logo with (assume) the letters "O" and "R".

References/Links/More Info

Wikipedia - Reduction Compass

Images

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Engineers Rev Counter Record (0843)

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Resonance Rev Counter Treysit / Sirometer (0929)