|4727569||Hardwire airplane telephone apparatus|
Telephone apparatus mounted on an airplane food and beverage tray which is pivotable from a storage position nearly flush with the back of a seat of an airplane to a position of use, and includes a telephone handset that in a storage position in a tray re...
Pyrolytic apparatus for recycling discarded rubber tires and the like that includes an auto clave shell that is closed at both ends to provide a closed vessel and has an interior refractory lining enclosing a reactor chamber and in conjunction with the ve...
|4402664||Waste oil heater|
An improved waste oil heater that includes a vaporizer pan having a mounting ring, a replaceable aluminum foil piece mounted on the ring to form the bottom of the pan and a member mounted on the ring to provide threads, a tool threadingly engageable with ...