HD

Harold P. Dahlgren

DC Dahlgren Manufacturing Company: 4 patents #1 of 7Top 15%
📍 Dallas, TX: #476 of 7,543 inventorsTop 7%
🗺 Texas: #9,719 of 125,132 inventorsTop 8%
Overall (All Time): #329,194 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
4590857 Ink metering apparatus 1986-05-27
4567824 Planetary conveyor system John W. Gardiner, Jesse L. Lowdermilk 1986-02-04
4538518 Ink metering apparatus 1985-09-03
4532735 Variable angle extruder blade surfacing machine James E. Taylor, Dwight W. Peters, Donald R. Selby 1985-08-06
4533563 Coating method John W. Gardiner, James E. Taylor 1985-08-06
4527471 Dampening fluid removal device James E. Taylor, Dwight W. Peters 1985-07-09
4527479 Ink removal, circulating and distributing system James E. Taylor, Dwight W. Peters 1985-07-09
4515079 Planetary synchronizing device 1985-05-07
4453463 Inking systems James E. Taylor, John W. Gardiner 1984-06-12
4452139 Dampening fluid evaporator and method James E. Taylor, Dwight W. Peters 1984-06-05
4444147 Coating apparatus John W. Gardiner, James E. Taylor 1984-04-24
4373442 Portable ink fountain William A. Sullivan, John W. Gardiner, James E. Taylor 1983-02-15
4287828 Ink metering apparatus 1981-09-08
4233898 Reversible newspaper press 1980-11-18
4208963 Newspaper printing system 1980-06-24