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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.

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Assignee: DGInvest AB

Location: Viken, SE
No. of patents: 1

Number	Title	Issue Date
7406789	Information band An information band (1) for fitting around a wrist of a wearer and for containing information about the wearer. The information band includes a clip (2) and a band (3). The clip (2) has a lid part (5) pivotably connected to a botto...	08/05/2008