Title305-A RAMAC name plate
ManufacturerInternational Business Machines (IBM)
Place ManufacturedNew York, N.Y., U.S.A.
|Model number||305-A||Printed in white in the middle of the front of the card.|
|Other number||2, 708,722||Patent number|
Dimensionsoverall: 1/8 in x 4 1/8 in x 2 3/4 in
DescriptionThe object is a name plate/ patent plate for the IBM 305-A RAMAC process unit. Random Access Method of Accounting and Control [RAMAC] was the first magnetic disk storage device. The 305-A was the prototype version of which 14 units were built.
The plate is black metal with white print. It is laminated in thick clear plastic.