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David F Evans, Leonard J Yindra: Vertically-adjustable two-post drafting table. American Hospital Supply Corporation, Tilton Fallon Lungmus & Chestnut, December 19, 1978: US04130069 (25 worldwide citation)

A vertically-adjustable drafting table having a base with a pair of telescoping support columns defining an open area between the columns suitable for accommodating any of a variety of modular storage unit combinations. Vertical adjustment of the table top occurs through synchronized and counterbala ...


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Leonard J Yindra, David F Evans, Joseph R Klug: Drafting board and support structure therefor. American Hospital Supply Corporation, Tilton Fallon Lungmus & Chestnut, August 22, 1978: US04108086 (6 worldwide citation)

A drafting board and its support structure wherein the board may be easily mounted upon and removed from the support structure by only one person, even though the board may be too bulky or heavy to be lifted in its entirety by that person. On-site assembly and disassembly are therefore simplified an ...


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Geraint Jenkin, Marcus C Liassides, Jayne L Gilmour, Christopher G Hooks, David F Evans: Virtual set-top box that executes service provider middleware. DISH Digital L L C, Ingrassia Fisher & Lorenz P C, March 25, 2014: US08683543

A virtual set-top box (vSTB) for executing a middleware component, designed originally for use with the physical STB, including emulating hardware capabilities of the physical STB to process IPTV content received over a connection for presenting the IPTV content on a display of the electronic device ...


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