Resources Contact Us Home
Radiation source shield and calibrator

Image Number 2 for United States Patent #4524279.

A device for shielding a radiation source that is adapted to selectively position the source to be stored and shipped or positioned for repetitively establishing a radiation field for calibrating radiation detection devices.

  Recently Added Patents
Driving apparatus having an optical sensor and a thermal sensor for thermal and aging compensation of backlight module and driving method of backlight module
Electrode tab for secondary battery and secondary battery using the same
Method and apparatus for communications
System and method for improving cache efficiency
Systems and methods of device-free motion detection and presence detection
Modular utility rack
  Randomly Featured Patents
System and method of providing resource information in a virtual community
Apparatus and method for multiple channel high throughput purification
Automated high-throughput seed sample processing system and method
Process for adjusting as to frequency, particularly microwave bridges, and device embodying such a process
Range finding device
Aligning kit
Apparatus for mechanically processing dried material
Dynamical pressure bearing device, motor, and recording disc driving device
Piezoelectric component
Wireless ad-hoc communication system, terminal, method for suggesting issuance of attribute certificate and method for requesting issuance of attribute certificate in the terminal, and program