Search Results for: Sound recording using semiconductor media
alloy (i.e., superconductive tc at or below k) (class / ) treating in extraterrestrial environment (e.g., space, moon, etc.) or zero gravity environment (class / ) magnetic materials (class / ) chemical-heat removing (e.g., flame-cutting, etc.) or burning of metal (class / ) carburizing or nitriding using
no sintering or compacting step present) (class / ) with explosive or exothermic agent (class / ) producing or treating layered, bonded, welded, or mechanically engaged article or stock as a final product (class / ) with casting or solidifying from melt (class / ) with vibration (e.g., mechanical, sound...
https://patents.justia.com/patents-by-us-classification/148