), or in the form of a tubular sheath of a film formed either on the inner or outer surface of a tubular macroporous support, or a laminate sheet or film, or a laminate film deposited on the porous support. Suitable filter elements may be obtained from PTI Technologies of Oxnard, Calif...
c.1968: Ahrens Aircraft Corp, Oxnard CA. c.1977: Ahrens Aircraft Inc, Ramey, Puerto Rico (planned, but likely not implemented as financial backing failed). SEE Bromon. AH 404 1976 = 31pChwM rg; four 420hp GMC-Allison 250-B17B; span: 65'0" length: 48'4" load: 9400# v: 210/160...