http://www.antiquebox.org/turner-patent-lock/ WebUnder United States law, a patent is a right granted to the inventor of a (1) process, machine, article of manufacture, or composition of matter, (2) that is new, useful, and non …

Antique STANLEY WORKS Sliding Door Lock Bolt Latch ~ Hart

WebWilliam Tompson’s lock design was first patented on 29th December 1808. Its double-action movement is very similar to the earlier Turner Patent lock, whereby the bolt links and … WebSearch within the title, abstract, claims, or full patent document: You can restrict your search to a specific field using field names.. Use TI= to search in the title, AB= for the abstract, … Search within the title, abstract, claims, or full patent document: You can restrict … The invention discloses a method for detecting priority of data frames … 1993-04-27 Publication of US5205473A publication Critical … bob graham round record time

Tompson Patent Lock - Antique Box Guide

WebPatent locks FEATURES Closed lockbody Square or radius front plate Finishes: brass-plated, bronze-plated, nickel-plated or matt chrome-plated; also available fully painted … WebA patent is a type of intellectual property that gives its owner the legal right to exclude others from making, using, or selling an invention for a limited period of time in exchange … bob graham round lake district