Search Results for: Monochrome cathode ray television picture tubes
(class / ) utilizing electron arc or electron beam (class / ) induction heating (class / ) high energy or particulate radiation (e.g., x-ray, gamma ray, neutron, etc.) (class / ) microwave (e.g., gigahertz, etc.) (class / ) radio frequency (e.g., megahertz, etc.)
(class / ) hollow- or container-type articles (e.g., vase, pipes, cups, tubes, etc.) (class / ) inorganic material containing articles (e.g., plaster board, ceramic, fiberglass, etc.) (class / ) by polymerizing, cross-linking, or curing (e.g., hardening, etc.)...
https://patents.justia.com/patents-by-us-classification/264