| Patent Number |
Title Of Patent |
Date Issued |
| D295072 |
Combined diverter and separator unit for an oil storage tank |
April 5, 1988 |
|
| 7106216 |
Radio wave system for repelling birds from aircraft |
September 12, 2006 |
| A radio wave system for repelling birds from aircraft that includes a directional radio wave transmitting rod, a frequency transmitter unit wired to the directional radio wave transmitting rod, and an activation switch in controlling connection with the frequency transmitting unit. T |
| 4986375 |
Device for facilitating drill bit retrieval |
January 22, 1991 |
| A device for facilitating the retrieval of a drill bit from a crooked hole, a soft rock or a broken rock formation is disclosed. The device is secured to a drill string at one end and to a drill bit an an opposite end. The device includes a cylindrical member having a helical member of g |
| 4968332 |
Separator unit |
November 6, 1990 |
| An oil storage tank separator unit to prevent the discharge into the surrounding natural environment of a high pressure, high velocity stream of oil and/or salt water during venting of a natural gas well head. The separator unit is coupled to a vent of an oil storage tank which is co |
| 4652014 |
Rapid, low cost information retrieval apparatus |
March 24, 1987 |
| Low cost, easily updated information retrieval apparatus is provided that will provide rapid access to information relating to the probable cause of an apparent or actual process or other machine malfunction signalled by an indicating device, and a recommended action to correct such malf |
