Twenty One

A 82-year-old Coin-op Trade Stimulator by Groetchen Tool & Mfg.

Impossible to emulate

DESCRIPTION

Twenty One © 1936 Groetchen.

TECHNICAL INFORMATION

PICTURE :
1
Twenty One the Coin-op Trade Stimulator
Click to enlarge
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TRIVIA

The shutter feature on Twenty One is covered by Groetchen's U.S. Patent No. 1978395.

Twenty One was sold $24.75 at it's time of release.

SOURCES
Machine's picture.
Collector's Treasury of Antique Slot Machines from Contemporary Advertising - Peter Bach - Page 139