--(BUSINESS WIRE)--(NAPSW)—Here’s news of an innovation many Americans will want to get their hands on: better door knobs. Since the U.S. patent for the door knob was awarded in 1878, Americans have ...
Las Vegas, NV (March 23, 2022) – Dortronics Systems, Inc., a leading manufacturer of off-the-shelf and customized door control solutions, is featuring its unique portfolio of door control push buttons ...
As the husband of a hospital worker and father of an infant, I’m constantly disinfecting everything around our home because of the coronavirus, especially the door knobs after my wife gets home from ...
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