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IBM International Time Recorder Clocks

IBM International Time Recorder Clocks. Most ITR serial numbers are a five- or six-digit number found stamped on the clock's punch mechanism, or on its case, or on a label inside the clock. By using the chart below you can determine the year the clock was first shipped from the IBM factory, most likely the one located in Endicott, New York.…

IBM Archives: International Time Recording Company (1889-1914)

The International Time Recording Company (ITR) began as the Bundy Manufacturing Company in Auburn, New York. ITR's main product line were mechanical time recorders invented and patented by Willard L. Bundy in 1888. ITR time recorder. ITR was later merged into the Computing-Tabulating-Recording Company — the forerunner of IBM — in 1911.…

Antique Clocks Guy: We bring antique clocks collectors and ...

They merged with the Frick Manufacturing Company and the Standard Time Stamp Company. They acquired the Chicago Time Register Company. Then known as the International Time Recording Company, they acquired the Del Ray Register Company and the Syracuse Time Recording Company. In 1911, they became the Computing-Tabulating-Recording Company. In 1924, the company was renamed International Business Machines ……