Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Application No. | Application Title | Issue Date |
| 20100114155 | APPLIANCES FOR TREATING HOOFED ANIMALS A support for treating a cloven hoof of an animal including a sole providing elevation, to one toe of a hoof of the animal. A toe securing structure (TSS) is joined to the sole. A foot securing means is connected in one end to the sole, while the other ends of the secur... | 05/06/2010 |