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United States Utility Patents
4,727,240 - 4,727,249

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NumberTitle
4,727,240 Electric iron with dual automatic cutoff
4,727,241 Radiant electric heaters incorporating microporous thermal insulation
4,727,242 Electrofusion coupler
4,727,243 Financial transaction system
4,727,244 IC card system
4,727,245 Portable data scanner with removable modular printer
4,727,246 IC card
4,727,247 Light attenuation sensing apparatus for measuring physical parameters and other variables utilizing a light conducting member containing a fluorescent material
4,727,248 Optoelectronic detector of passing objects
4,727,249 Magnetic sector mass spectrometer



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