Canon TP-7 Handheld Electronic Calculator

This handheld electronic calculator has a cream-colored plastic case that is gray around the display. The keyboard includes ten digit keys, a decimal point key, four keys for arithmetic functions, a percentage key, clear and clear indicator (e.g. clear entry) keys, a graph printout key, a non-add key that prints figures not affecting calculations, a square root key, three keys relating to memory, and a total key. Behind the keys are four switches, as well as an all clear key depressed with a pen point after battery replacement.
Behind this is an eight-digit display. A mark above the display reads: Canon TP-7 (/) POCKET PRINTER. Behind the display is a narrow paper tape
Text on the back of the case reads: Canon TP-7 (/) BM. It also reads: CANON INC. It also reads: NO. 056273 JAPAN. A compartment for a bank of four AA batteries is at the bottom of the case. A socket for an AC adapter is along the top edge.
The calculator is stored in a cardboard box with an instruction pamphlet labeled: Canon (/) POCKET PRINTER TP-7. Instructions are given in English, German, French, Italian, and Spanish. Also in the box is a warranty. A number on the back of the instructions reads: 0983B103.
Also received as part of the object is a box of thermal roll paper for Canon calculators. It contains five rolls of paper.
Currently not on view
Object Name
electronic calculator
date made
ca 1983
Canon, Inc.
Physical Description
plastic (case; display window; keys material)
paper (tape; box; instructions; warranty material)
metal (circuitry material)
overall: 1 in x 2 3/4 in x 6 1/2 in; 2.54 cm x 6.985 cm x 16.51 cm
place made
ID Number
catalog number
accession number
See more items in
Medicine and Science: Computers
Handheld Electronic Calculators
Computers & Business Machines
Data Source
National Museum of American History, Kenneth E. Behring Center


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