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Greenlee is an American industrial and electrical tool company headquartered in Rockford, Illinois.It was founded in 1862 by twin brothers Robert L. and Ralph S. Greenlee to manufacture their invention called a hollow chisel mortiser, consisting of a drill surrounded by four chisel blades used in making mortises (the hole) for mortise and tenon joints, for the furniture industry in Rockford. [1]
Originally focusing on spiral ratchet and "plain" screwdrivers they soon expanded to various types of hand tools and eventually became a significant force in the tool industry. Eventually the success of the Yankee line of tools led the Stanley Works tool company to acquire the North Bros. in 1946, chiefly to improve their own product lines.
The trade name "Yankee" screwdriver was first marketed by North Brothers Manufacturing Company in ≈16 April 1895, with the No. ≠130 spiral ratchet screwdriver. Yankee soon became and still is a well-known name in automatic spiral ratchet screwdrivers , with several other models, and model improvements patented by North Bros. over a 40-year ...
Condensation of epoxides and amines was first reported and patented by Paul Schlack of Germany in 1934. [9] Claims of discovery of bisphenol-A-based epoxy resins include Pierre Castan [10] in 1943.
Greeny is a 1959 Gibson Les Paul Standard, named after its first famous owner, Peter Green in 1964/5. He used it during his time in John Mayall & the Bluesbreakers and Fleetwood Mac, before selling it to Gary Moore in the early 1970s.