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Optical apparatus and method for measuring the characteristics of materials by their fluorescence
OF THE INVENTION The present invention is directed to an improved optical apparatus and method for measuring fluorescence in real time. The design employs a new ...
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Double switch miniature flashlight
It is a primary object of the present invention to provide miniature hand-held flashlights having a recharging capability. It is another object of the present invention ...
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Leak detector
What is claimed is: 1. A leak detector for monitoring, in an area being investigated, the presence of a liquid having a characteristic fluorescence spectrum, comprising: ...
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Dental curing lamp
OF THE PREFERRED EMBODIMENT With reference to the Drawing, and initially to FIG. 1 thereof, a dental irradiation unit 10, in the form of a light gun, has a generally ...
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Process and apparatus for the detection of toxicity in surface waters as well as drinking water and industrial water
We claim: 1. A process for the detection of toxicity in water, comprising the steps of: stimulating a water sample containing a toxicity-sensitive bioorganism by means ...
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Ohmic contact for p-type group II-IV compound semiconductors
The present invention is an improved p-type ohmic contact for Group II-IV semiconductors. The contact includes a p-type Group II-VI semiconductor device layer and a p-...
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Miniature flashlight
The present invention is directed to a flashlight having improved characteristics. A high quality flashlight having a closed internal volume includes a one-way valve ...
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Night vision goggle aided flight simulation system and method
It is therefore the object of the invention to provide an system and technique for night vision goggle aided flight simulation. According to the invention, a night ...
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Method of introducing leak detection dye into an air conditioning or refrigeration system
The present invention provides an improved method of introducing a leak detection dye additive into an air conditioning or other refrigeration system. For brevity, the ...
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Light source for use in leak detection in heating, ventilating, and air conditioning systems that utilize environmentally-safe materials
In the field of leak and crack detection and related non-destructive testing, different dyes are utilized which fluoresce at different wavelengths. Fluorescence is ...
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