plate battery
61List of Edison patents — Below is a list of Edison patents. Thomas Edison was an inventor who, it is said, accumulated 1500 plus patents worldwide for his inventions. Nearly 1100 of Edison s patents were in the United States, but other patents were approved in countries… …
62Glossary of fuel cell terms — The Glossary of fuel cell terms lists the definitions of many terms used within the fuel cell industry. The terms in this glossary may be used by fuel cell industry associations, in education material and fuel cell codes and standards to name but …
63electrochemical reaction — ▪ chemistry Introduction any process either caused or accompanied by the passage of an electric current and involving in most cases the transfer of electrons between two substances one a solid and the other a liquid. Under ordinary… …
64Pentagrid converter — For other types of frequency converters please, see Frequency converter. The pentagrid converter is a radio receiving valve (vacuum tube) with five grids used as the frequency mixer stage of a superheterodyne radio receiver. Grids of a 12SA7GT… …
65IPod Classic — infobox computer title = iPod Classic caption = iPod Classic 6th generation. manufacturer = Apple Inc. type = Portable media player / Digital audio player connectivity = USB 2.0 (3G, 4G, 5G, 6G) FireWire (1G, 2G, 3G, 4G) lifespan = October 23… …
66baseball — /bays bawl /, n. 1. a game of ball between two nine player teams played usually for nine innings on a field that has as a focal point a diamond shaped infield with a home plate and three other bases, 90 ft. (27 m) apart, forming a circuit that… …
67German cruiser Admiral Graf Spee — Admiral Graf Spee in 1936 Career (Nazi Germany) …
68cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… …
69Ironclad warship — An ironclad was a steam propelled warship of the later 19th century, protected by iron or steel armor plates. [Hill, Richard. War at Sea in the Ironclad Age ISBN 0 304 35273 X; p.17] The ironclad was developed as a result of the vulnerability of… …
70Conn Smythe — This article is about the person. For the trophy, see Conn Smythe Trophy. Conn Smythe Born February 1, 1895(1895 02 01) Toronto, Ontario, Canada Died November 18, 1980 …
