Industry Patents

Click on any of the patent numbers below to reach a page giving more detail on that specific patent.

Once at the detail page you will be able to download a pdf version of the patent or application. Search results are displayed in date order, newest issued patents first. You'll always find the most recent at the top of the list.:-

Patent #	Title		Inventor	Assignee	Granted
D93766	Light Projector	US	Engelken, Kliegl	Kliegl	11-06-1934
1932277	Advertising Device	US	Kliegl	Kliegl	10-24-1933
1899548	Illumination Control System	US	Bailey	General Electric	02-28-1933
1891216	System for Projecting Light in Variant Colors	US	Hough	Wired Radio Inc	12-13-1932
1875814	Color Screen Control	US	Kliegl	Kliegl	09-06-1932
1851585	Color Display Device	US	Kliegl	Kliegl	03-29-1932
1818717	Music Stand	US	Kliegl	Kliegl	08-11-1931
1818718	Synchronous Control of Color Screens	US	Kliegl	Kliegl	08-11-1931
1794777	Plug Switch	US	Kliegl	Kliegl	03-03-1931
1789103	Theater Light	US	Kliegl	Kliegl	01-13-1931
1766637	Color Lamp	US	Hopewell		06-24-1930
1767756	Rectangular Shutter For Spotlights	US	Hall	Hall and Connolly	06-24-1930
1747279	Adjustable Projector	US	Andreino		02-18-1930
1742599	Footlights	US	Kliegl	Kliegl	01-07-1930
1742600	Floodlight	US	Kliegl, Kliegl	Kliegl	01-07-1930
1742601	Floodlight	US	Kliegl, Kliegl	Kliegl	01-07-1930
1740463	Spotlight	US	Kliegl	Kliegl	12-24-1929
1730735	Solenoid	US	Kliegl	Kliegl	10-08-1929
D76755	Music Stand	US	Kliegl	Kliegl	10-30-1928
1680685	Light Projector	US	King		08-14-1928