Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Optical & Optics
Class Information
Number: 362/379
Name: Illumination > Smoke bells
Description: Subject matter comprising means placed over flame-type light sources to prevent the heat or smoke therefrom from blackening or otherwise injuring superimposed structures (e.g., ceilings).










Patents under this class:

Patent Number Title Of Patent Date Issued
6191899 Emergency visual assistance device Feb. 20, 2001
6074080 Reversible taillight assembly Jun. 13, 2000
4161172 Life support chamber for infants, method and system Jul. 17, 1979
4121571 Transportable life support chamber, method and system Oct. 24, 1978











 
 
  Recently Added Patents
Targeting agents for enhancing radiation therapy
Illumination apparatus for microlithography projection system including polarization-modulating optical element
Apparatus and method for extracting cascading style sheet rules
Soybean cultivar CL1013675
Optical interconnect in high-speed memory systems
Display screen or portion thereof with animated graphical user interface
Field-programmable analog array with memristors
  Randomly Featured Patents
R/T display compression preserving intensity information
Golf practice club
Method and apparatus for monitoring blind fastener setting
Fuel injection system for a multi-cylinder engine
Adaptive signal processing apparatus
Open flower bow
Semiconductor device fabricating method
Process for uniting sleeve members by brazing
Variable differential adjustor
Motor drive with low leakage surge protection