Artifact Details

Title

ROLMPhone mask layout check sheet

Catalog Number

102704074

Type

Text

Date

1982

Publisher

ROLM Corporation

Dimensions

overall: 138 cm x 151 cm

Description

Printed graphics of the interior of the semi-conductor chip used in the ROLM phone, with hand markings of the designers as they verified the internal layout of the chip.

Category

Design Drawing

Lot Number

X3061.2005