Tent – canopy – umbrella – or cane – Umbrella – Self-opening and closing
Patent
1995-03-28
1997-12-16
Lee, Benny T.
Tent, canopy, umbrella, or cane
Umbrella
Self-opening and closing
315 537, 315 539, 330 45, 333227, H01J 2307, H01J 2514
Patent
active
056989490
ABSTRACT:
An inductive output tube, e.g., a KLYSTRODE, or a klystron, has a substantially hollow electron beam traversing a resonant cavity excited to the TM.sub.0x0 mode, where x is greater than 1.
REFERENCES:
patent: 2407274 (1946-09-01), Hartley et al.
patent: 2409224 (1946-10-01), Samuel
patent: 2634383 (1953-04-01), Gurewitsch
patent: 3376524 (1968-04-01), Wang
patent: 3392300 (1968-07-01), Arnaud et al.
patent: 3725751 (1973-04-01), Levin
patent: 4100457 (1978-07-01), Edgcombe
patent: 4210845 (1980-07-01), Lebacqz
patent: 4286192 (1981-08-01), Tanabe et al.
patent: 4300105 (1981-11-01), Busacca et al.
patent: 4480210 (1984-10-01), Preist et al.
patent: 4508992 (1985-04-01), Bohlen et al.
patent: 4527091 (1985-07-01), Preist
patent: 4611149 (1986-09-01), Nelson
patent: 4629938 (1986-12-01), Whitham
patent: 5132638 (1992-07-01), Friedman et al.
patent: 5233269 (1993-08-01), Lien
patent: 5235249 (1993-08-01), Mourier
patent: 5239235 (1993-08-01), Mourien
patent: 5315210 (1994-05-01), Lien
patent: 5317233 (1994-05-01), Lien et al.
Bohlen Heinz
Lien Erling L.
Communications & Power Industries, Inc.
Lee Benny T.
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