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  2. Slaymaker lock company - Wikipedia

    en.wikipedia.org/wiki/Slaymaker_lock_company

    In 1907 the S.R. Slaymaker Co. was reorganized and renamed the Slaymaker Lock Manufacturing Co. They purchased Dayton Manufacturing, an Ohio lock making company, in 1917. Also in 1917 the company was once again renamed when W. E. Fraim bought into the company and the company's new name became the Slaymaker Lock Company.

  3. List of corporations in Pittsburgh - Wikipedia

    en.wikipedia.org/wiki/List_of_corporations_in...

    There are nine Fortune 500 companies headquartered in the Pittsburgh metropolitan area. [1] 120 PNC Financial Services (financial) 220 PPG Industries (industrial) 226 Howmet Aerospace (industrial) 245 Wesco International (industrial) 254 Viatris (pharmaceuticals) 310 U.S. Steel (industrial) 330 Alcoa (metals/mining) 362 Dick's Sporting Goods ...

  4. Wilson Bohannan - Wikipedia

    en.wikipedia.org/wiki/Wilson_Bohannan

    The Wilson Bohannan Lock Company (Marion, Ohio) has been manufacturing padlocks for almost 160 years. This makes them America's oldest continuous padlock maker. The founder Wilson Bohannan received his first padlock patent (No. 27,883) on April 17, 1860. In that patent his first name is spelled 'Wilsin', while in subsequent patents (Nos. 46,539 ...

  5. Mortise lock - Wikipedia

    en.wikipedia.org/wiki/Mortise_lock

    Again, the term refers to the lock mechanism, so a lock can be both a mortise lock and a lever tumbler lock. In the modern lever tumbler lock, the key moves a series of levers that allow the bolt to move in the door. [5] Pin tumbler lock, commonly used for mortise locks in the US. The next major innovation to mortise lock mechanisms came in 1865.

  6. Category:Lock manufacturers - Wikipedia

    en.wikipedia.org/wiki/Category:Lock_manufacturers

    This page was last edited on 8 September 2022, at 15:48 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  7. Hall's Safe & Lock Co. - Wikipedia

    en.wikipedia.org/wiki/Hall's_Safe_&_Lock_Co.

    The Hall's Safe & Lock Company was an American [1] manufacturer of locks, safes, and bank vaults throughout the second half of the 19th century.. Incorporated by Joseph L. Hall in 1867, the Hall's Safe & Lock Co. of Cincinnati, Ohio quickly grew to become the largest [2] safe and vault manufacturer in the world.

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