Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Mary Louise Echtle Patents Inventor: Echtle; Mary Louise Address: Castroville, TX No. of patents: 1 Patents: Patent Number Title Of Patent Date Issued 4014456 Insulated sandwich and salad keeper March 29, 1977 An insulated keeper for maintaining sandwiches in a refrigerated condition with the keeper consisting of a hollow box shaped open topped receptacle having insulated wall and bottom surfaces and having a flat insulated cover adapted to snugly engage in an airtight manner the top edges of       Recently Added Patents Tire tread Process for the production of di- and polyamines of the diphenylmethane series Driving circuit for hot cathode fluorescent lamps Correction of sensor non-equipotentiality in a resistivity imaging device Light source estimating device, light source estimating method, and imaging device and image processing method Real-time communication of a selected type Hybrid proteins that migrate retrogradely and transynaptically into the CNS   Randomly Featured Patents Variable diameter pulley with centrifugal weights 3D stereo browser for the internet Insulating spacer for creating a thermally insulating bridge System and method for controlling an oscillator Handbag Pharmaceutical composition and process for its preparation Vehicle fender Via connector and method of making same Luggage Tubular shaft for a tubular-type pump © 2006. PatentGenius. All Rights Reserved.