Rotary engine model

Details Rotary engine model Rotary engine model

1975-03-24

1977-06-21

Feifer, Melvin B.

Office supplies; artists and teachers materials

Teaching material

Demonstrator or exhibitor

D1907

Patent

active

D02447606

REFERENCES:
car Model, Apr. 1974, p. 19, illustrations of Wankel Engine, lower left and middle left in particular.
Welch Physics Digest, Feb. 1951, p. 18, Engine Model.

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