Title
Vacuum tube type E022
Catalog Number
102673141
Type
Physical object
Description
Apparently unused vacuum tube in original field stocking box. Box is marked "INVENTORY ITEM USAGE MUST BE RECORDED," in white on a red background. There are lined through the "I" of "IBM".
Date
1952 ca.
Manufacturer
International Business Machines Corporation (IBM)
Place Manufactured
U.S.
Identifying Numbers
Other number
188-5
To left of IBM logo.
Other number
62-02
Opposite IBM logo.
Other number
6211A
On box.
Other number
64-35
To left of IBM logo.
Other number
E022
On top of tube.
Part number
252551
On side of tube and on box.
Part number
252551
On side of tube and on box.
Dimensions
overall: 3/4 in x 3/4 in x 2 1/4 in
Category
Component/vacuum tube
Credit
Gift of Greydon C. Freeman