Propulsive thrust ring system | Patent Number 05470202

US 05470202 NA

Application Number8148992

Publication Number-

Pendency2 years, 20 days

Filled DateNov 8, 1993

Priority DateOct 10, 1989

Publication Date-

Expiration DateOct 10, 2009

Inventor/Applicants Harold E. Lemont

ExaminesBRAHAN, THOMAS J

Art Unit3107

Technology Center3100

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