Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7267060 | Stackable cargo bin A heavy-duty cargo bin unit configured for rugged use in hostile environments, such as in the oil drilling and production industry. The cargo bin unit is of a generally rectilinear construction, and preferably fabricated of heavy gauge steel. Supports or skids are p... | 09/11/2007 |
| 7159725 | Balloon holding assembly A balloon holding assembly includes a bottom support and an upper support each having a top side and a bottom side. A plurality of elongated vertical supports each has an upper end and a lower end. A plurality of couplers is attached to each of the upper and bottom ... | 01/09/2007 |
| 5810462 | Rotary shelf in a refrigerator A rotary shelf in a refrigerator swings together with a door of the refrigerator for being externally drawn out when the door is opened. The rotary shelf is fan-shaped to have a curved portion at one side, and one side of a linear portion is attached to t... | 09/22/1998 |
| 4906824 | Cash register hood A cash register hood comprises a front panel 110, two side panels 112 and an overhead panel or tray 116. The hood is fitted to a base board 118 which is fixed to a counter-top. The hood may be assembled using keys 125 and slots 126 integrally formed on th... | 03/06/1990 |
| 4723819 | Merchandizing device A merchandizing device is shown in the preferred form according to the teachings of the present invention as including a display portion for displaying a plurality of one half pairs of products and a storage portion associated with the display portion for... | 02/09/1988 |
| 4139247 | Goods showcase A goods showcase capable of arbitrarily varying depths of respective shelves is herein described. The shelf has struts with a plurality of engaging holes provided on their sides as aligned in columns, and shelf support members which each have a horizontal... | 02/13/1979 |
| 3966408 | Sterilant immersion container with cover actuated tray A unit for sterilizing instruments in a chemical germicide solution having a container for holding the solution and a cover for closing the container. A tray having slots formed in the bottom thereof receives the instruments. A support for the tray is att... | 06/29/1976 |