Summagraphics

Summagraphics Bit Pad in 1978

Summagraphics was a company that made digiziters that were mostly 2D, but the technology had basic 3D capability. It was founded by former Science Accessories engineers.

In the 1970s, Summagraphics was at 35 Brentwood Avenue, Fairfield, Connecticut.

The Bit-Pad was available in the late 70s and early 80s.

References

• https://history.siggraph.org/exhibitor/summagraphics-corp/