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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 7066820 | Illusion toy An illusion toy has a housing in which a blade is rotated in one direction too rapidly to be seen through 270 degrees between rest positions on respective opposite sides of an article receiving through hole, providing the illusion that the blade has rotated in an op... | 06/27/2006 |
| 6935961 | Conjuring tool for performing coin increasing trick With a view to providing a conjuring tool which is simple in construction and operation, an interior of a case main body 2 is divided by a partition plate 5 into two portions such as a coin accommodating portion 6 for accommodating coins 20 | 08/30/2005 |
| 6241620 | Simulated shattered glass novelty device and method of use A practical joke device which when removably mounted onto a glass surface of user choice, will create an illusion that an object has penetrated into the glass surface and the glass has been shattered.... | 06/05/2001 |
| 5605508 | Magicians' Guillotine apparatus A magician's guillotine has generally transparent stocks providing a primary, central neck receiving aperture and surrounding upper, lower and lateral demonstration apertures for demo articles to be severed. Opposite edges of the stocks are mounted in fra... | 02/25/1997 |
| 5551921 | Coin magic device A coin magic device is disclosed which comprises a coin holder in which a coin is to be set, and a case into which the coin holder is to be introduced. The coin holder has formed on one side thereof a concavity which has a through-hole formed in the botto... | 09/03/1996 |
| 5536209 | Cutting-magic device A cutting-magic device is disclosed which comprises a case open at the top there of and hang a bottom and a circumferential wall, and a partition which parts the case into a first half and a second half. The case has formed in the bottom of the first half... | 07/16/1996 |
| 5449324 | Trick article for illusion that stick-like thing is cut off The trick article giving an illusive cutting of a stick-like thing such as a cigarette or pencil and restoring its initial state, according to the present invention comprising an opaque disk-like rotary member disposed rotatably on a base, transparent aux... | 09/12/1995 |
| 5288274 | Knife A novelty knife for use for simulating impact includes a resilient blade formed of shape retentive material having a bottom edge and a fluid reservoir bulb mounted as a handle, wherein the fluid reservoir bulb includes fluid communication through a plural... | 02/22/1994 |
| 4778172 | Animal head An animal head suitable for attachment to a stuffed animal body is molded to form a thin shell and then filled with conforming foam rubber. The head defines open jaws that can fit around a wrist of a person and an elongated tongue that can be wrapped arou... | 10/18/1988 |
| 4565364 | Implement for magic trick for falsely cutting card or the like A magic trick for falsely cutting a playing card has first and second sections each with a top layer, a bottom layer, and an intermediate layer, with the top layer of the first section having three windows and the intermediate layer of the second section ... | 01/21/1986 |
| 4552355 | Penetration-through-wall magic set A penetration-through-wall magic set comprising a hollow tube opened at the opposite ends thereof and having formed therein a pair of slots opposite to each other with the tube bore between them, a gimmicked panel including a solid piece as wide as the le... | 11/12/1985 |
| 4288072 | Illusion creating device An illusion creating device comprises a support structure having a support edge encircling an aperture and a flat element. An elastic membrane is supported on the support edge and is stretched over the flat element to a degree wherein a supporting segment... | 09/08/1981 |
| 4251947 | Illusion toy An illusion toy has an upper compartment in which a figure with sword or wand in hand appears to strike through a solid neck, and a lower compartment in which the mechanism for rotating the sword or wand is housed. The upper compartment has a cover on it ... | 02/24/1981 |
| 4068841 | Illusion apparatus An illusion performing apparatus including a performing stage having a base, an upright rectangular open support frame, and a plurality of removable support walls for interchangeably mounting in the opening of the frame. Each of the support walls includes... | 01/17/1978 |
| 4004799 | Reconstructible karate board A karate board includes a pair of pine board members equal in size to one-half of the karate board. A releasable edge connection includes similar channels firmly affixed to the joinder edge of each board. Each of the channels includes a connecting slot ha... | 01/25/1977 |
| 3989251 | Magic game A board game apparatus including trick accessories based on a magic theme wherein the object is to amass the greatest amount of wealth in the form of simulated money. The game generally includes a gameboard having a playing surface thereon, a playing piec... | 11/02/1976 |
