1
Improvements in or relating to multi-resonator magnetrons. Bernard Vincent Rollin, Charles Seymour Wright, December 19, 1947: GB595868-A (1 worldwide citation)

595,868. Magnetrons. ROLLIN, B. V., and WRIGHT, C. S. May 24, 1944, No. 10110. [Class 39 (i)] A multi-resonator magnetron comprising an anode member having an axially extending space therein and a plurality of electromagnetically coupled resonator cavities 2 ... 13, Fig. 3, disposed about and openin ...


2
Improvements in and relating to electrical apparatus for the measurement of pressurein vacuum systems. Bernard Vincent Rollin, January 1, 1945: GB566470-A

566,470. Determining physical qualities of materials ; resistance meters ; thermionic ammeters and voltmeters. ROLLIN, B. V. Aug. 28, 1943, No. 14086. [Class 37] An ionisation pressure gauge for the measurement of pressure in high vacuum systems comprises a thermionic valve connected to the system, ...


3
Improvements in or relating to electron discharge devices. Bernard Vincent Rollin, John Gilbert Daunt, Charles Seymour Wright, January 2, 1948: GB596370-A

596,370. Magnetrons; velocitymodulated tubes. ROLLIN, B. V., DAUNT, J. G., and WRIGHT, C. S. May 31, 1944, No. 10489. [Class 39 (i)] A closed-ended multicavity magnetron is tuned by dividing the anode block j, Fig. 3, equally along the plane c' and moving the halves d', e thus formed towards or away ...