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Clapper (musical instrument), consisting of two pieces of wood struck together; Clapper bridge, an ancient form of bridge; Clapper Post, urban postal service in 18th century Vienna; Clapperboard, used in film production to aid synchronizing audio and video and to identify different shots; The Clapper, a sound activated electrical switch
A clapper is a basic form of percussion instrument. It consists of two long solid pieces that are struck together producing sound. They exist in many forms in many different cultures around the world. Clappers can take a number of forms and be made of a wide variety of material. Wood is most common, but metal and ivory have also been used.
The Clapper is a sound-activated electrical switch, [1] sold since 1984 by San Francisco, California based Joseph Enterprises, Inc. Joseph Pedott marketed the clapper with the slogan "Clap On! Clap Off! The Clapper!". [2] The Clapper plugs into a U.S.-type electrical outlet, and allows control of up to two devices plugged into the Clapper. [3]
In 2005, Daniel Pipes, described as an Islamophobe or anti-Arab propagandist, and creator of Campus Watch, published a comment on his site about Islamic indoctrination in the History Alive! textbook, which was being trialed in the district, as did Cinnamon Stilwell in the San Francisco Chronicle; Stilwell is a conservative commentator who has ...
The modern carillon was invented in 1644 when Jacob van Eyck and the Hemony brothers cast the first tuned carillon. The instrument experienced a peak until the late-18th century, a decline during the French Revolution, a revival in the late 19th century, a second decline during the First and Second World Wars, and a second revival thereafter.
The product: The Clapper The price: $24.95 plus $6.95 shipping and handling for a total of $31.98. The claims: It turns up to two plug-in lights or equipment on and off with claps. The Buy-o-meter ...
The Clapper, whose slogan is "Clap On! Clap Off!", was first sold to the public on September 1, 1985. A trademark was filed on the brand name "Clapper" with the U.S. Patent and Trademark Office on July 9, 1986. [4] A design patent was applied for on November 13, 1985, which was issued as D299127 on December 27, 1988. [5]
Neiberg, Michael S. Warfare in World History (2001) online edition; Patel, Klaus Kiran: Transnational History, European History Online, Mainz: Institute of European History(2011) retrieved: November 11, 2011. Richards, Michael D. Revolutions in World History (2003) online edition; Roupp, Heidi, ed. Teaching World History: A Resource Book.