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A punch card machine operates by creating holes in a card to represent data or commands, which can then be read by a corresponding machine. The user inserts a blank card into the machine, and a series of mechanical or electronic components punch holes based on input instructions. Once punched, these cards can be processed by a reader that detects the presence or absence of holes to interpret the encoded information. This system was widely used in early computing and data processing before the advent of more advanced technologies.

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2w ago

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What machine did the company IBM invent?

punch card


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A punch machine, often referred to as a punch card machine or time clock, is a device used to record the hours worked by employees. Workers insert a punch card into the machine, which stamps the time and date, providing a physical record of their attendance. This system helps employers track employee hours for payroll purposes. While traditional punch machines have largely been replaced by digital timekeeping systems, they are still used in some industries.


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The answer is Herman Hollerith.


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You can buy from datamine IT Services.They sale cheap and reliable punch card machine. Also sometime have promotion price.you can visit their office also.address:190 middle road fortune center #19-05tel: 6264 8726 or 6826 1053


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The punch card system, Paper ballot, Mark Sense, and mechanical lever machine


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A keypunch machine is used to encode data or instructions by punching holes in cards that will be read later by a computer using a punch card reader.


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Herman Hollerith was likely the person you're looking for. He invented and was awarded patents for a series of machines that used punched holes for a method of recording data. The true ancestor of our punch cards we think of today such as the IBM type 80. Hope this helps!


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