Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 6851163 | Axial adjustable tie-down stretch cord terminus A terminus (8) for a bungee cord (15) has a hook (9) with a transverse axis (17) which is within a given distance of the longitudinal axis (16) of a bore (13) within the stem (10) of the terminus. A cleat (24) ... | 02/08/2005 |
| 6328171 | Multiple medal holder A plurality of medals with attached neck-ribbons are displayed on a multiple display holder that includes a display board (10) having a plurality of slot (11) and aperture (13) pairs. A hook-clip (14), used for securing the medal and its neck ribbon to th... | 12/11/2001 |
| 6273279 | Golf towel holder The golf towel holder has a body which carries an attachment hook by which the body is detachably attached to the top of a golf club bag. The body may include a panel which carries selected indicia thereon. The body carries two golf towel holder hooks. Th... | 08/14/2001 |
| 6253522 | Anchor device An anchor member for mounting a tarpaulin to a bearing structure includes: a shaft; an obliquely arranged transverse pin located at a first end of the shaft; a rod member protruding from the shaft and having a first hook-shaped protrusion at an end thereo... | 07/03/2001 |
| 4908913 | Safety hook A safety hook includes a generally R-shaped latch member pivotally mounted on a hook member for opening and closing a mouth of the hook member. The R-shaped latch member includes a ring-shaped head having a pair of spaced resilient support lugs on which p... | 03/20/1990 |
| 4682389 | Garment connector A multi-piece garment connector is provided for interconnecting related garments or the like so as to prevent accidental separation of one from the other, as during laundering. The connector comprises male and female elements connectible temporarily to re... | 07/28/1987 |
| 4210984 | Fishing apparatus A fishing apparatus for quickly and safely connecting and disconnecting the upper end of the leader to and from the fishing line, respectively, comprising a back plate to be attached to the fishing line, a semi-rigid front plate, means for releasably secu... | 07/08/1980 |
| 4064604 | Swivels An improved snap swivel comprising a lightweight, plate-like body of thermoplastic composition including a recess in the rearmost portion of one side, an eye rotatably mounted in the foremost end of said body, and a clasp freely pivoted in proximity to th... | 12/27/1977 |
| 4054972 | Brassiere fastener The present invention provides a fastener suitable for use in a front fastening brassiere, the fastener being of a simple and sturdy construction and providing minimum separation between the parts to be fastened.... | 10/25/1977 |
| 4041579 | Jewelry clasp and method of making same A clasp or connector for detachably fastening to each other the two ends of jewelry chains, necklaces, bracelets or the like. The clasp includes an elongated planar base-plate having a loop-receiving or link-receiving hole or loop at one end thereof, to w... | 08/16/1977 |
| 3972093 | Button and connecting member assembly A button and connecting member assembly is described wherein the connecting member is in the form of an elongated ring and the button has a projection in the form of a spring catch. Both members are made integrally from a plastic material.... | 08/03/1976 |