Resources Contact Us Home
Browse by Category: Main > Communications
Class Information
Number: 178/90
Name: Telegraphy > Receivers > Code recorders > Photographic
Description: Code recorders in which the record is made by photography.

Patents under this class:

Patent Number Title Of Patent Date Issued
4475115 Banding-free printing by linear array of photosources Oct. 2, 1984
4450929 Acoustic energy systems May. 29, 1984

  Recently Added Patents
Restore software with aggregated view of content databases
Method for indicating the process of leaving a parking space
Large carrying case
Methods of modulating interleukin-22 and immune response by notch regulators
Mitigating single point failure of devices in an analyte monitoring system and methods thereof
Compositions substantially free of sodium chloride and methods for the storage of red blood cells
Transfer of digital data through an isolation
  Randomly Featured Patents
Steam seal air removal system
Wrist watch
Oscillator having feedback path which is capable of supplying reduced voltage potential to oscillation circuit
Thermal recovery of petroleum crude oil from tar sands and oil shale deposits
Dynamic non-competitive atrial pacing
Underwater target testing
Microwave method for detection of weak links in superconductors
Polymorphs of 3-O-(3',3'-dimethylsuccinyl)betulinic acid di-N-methyl-D-glucamine
Flow control apparatus
Slide-valve manifold