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
Conversion of 5-(chloromethyl)-2-furaldehyde into 5-methyl-2-furoic acid and derivatives thereof
Integrated circuits with magnetic core inductors and methods of fabrications thereof
System, device and method for transrating file based assets
Light emitting device
Self-assembled, micropatterned, and radio frequency (RF) shielded biocontainers and their uses for remote spatially controlled chemical delivery
Nucleotide sequence coding for variable regions of .beta. chains of human T lymphocyte receptors, corresponding peptide segments and the diagnostic and therapeutic uses
Methods and systems for sending messages regarding an emergency that occurred at a facility
  Randomly Featured Patents
Liquid crystal compositions
Method and apparatus for managing confidential information
Internal combustion engine ignition system
Diplexing radiating element
Method of connecting metal leads with electrodes of semiconductor device and metal lead therefore
Apparatus to be used when welding pipes together
Reversible, counter-rotating fan modules for a computer chassis
Continuous, ultrahigh modulus carbon fiber
Method of predicting cut-time of milk coagulum in cheese-making process
Apparatus for processing real-time mobile transactions in a three-tier distributed database system