Antique Drawing Instrument Collection - Mechanical Dotted Line Pen

Bookmark this page Mechanical Dotted Line Pen

  • Maker: E. O. Richter
  • Date: c1950
  • Description and Notes:

    This is the original mechanical ruling pen patented by E. O. Richter (c1841-1907), which is used for drawing dotted lines against a rule. The pattern of the dots can be changed by adopting different pattern wheels to the mechanism, this set is complete with three pattern wheels and is in near fine condition.

  • More Pictures:

    Components Overview  | Close Up View  | Top View of the Case

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