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- Wright Line "Model 2600" Keypunch, circa 1970 -
- circa 1970
- Collections - Artifact
Wright Line "Model 2600" Keypunch, circa 1970
- Tabulating Machine Co. Type 001 Keypunch, 1901-1911 -
- 1901-1911
- Collections - Artifact
Tabulating Machine Co. Type 001 Keypunch, 1901-1911
- Remington Rand "Type 202" Portable Electronic Keypunch, circa 1955 - The 80-column "IBM Computer Card" was introduced in 1928 and became the dominant standard for computer programming and processing into the 1960s. Remington Rand created a 90-column card with 2 rows of 45 columns to avoid patent lawsuits with IBM. While more information could be placed on each card, this made Remington Rand's UNIVAC systems incompatible IBM's.
- circa 1955
- Collections - Artifact
Remington Rand "Type 202" Portable Electronic Keypunch, circa 1955
The 80-column "IBM Computer Card" was introduced in 1928 and became the dominant standard for computer programming and processing into the 1960s. Remington Rand created a 90-column card with 2 rows of 45 columns to avoid patent lawsuits with IBM. While more information could be placed on each card, this made Remington Rand's UNIVAC systems incompatible IBM's.