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Aircraft Jet Propulsion Patents Lot of (10)

Currency:USD Category:Collectibles / Autographs Start Price:NA Estimated At:200.00 - 400.00 USD
Aircraft Jet Propulsion Patents Lot of (10)

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Auction Date:2022 Dec 15 @ 18:00 (UTC-5 : EST/CDT)
Location:15th Floor WeWork, Boston, Massachusetts, 02108, United States
ALS - Autograph Letter Signed
ANS - Autograph Note Signed
AQS - Autograph Quotation Signed
AMQS - Autograph Musical Quotation Signed
DS - Document Signed
FDC - First Day Cover
Inscribed - “Personalized”
ISP - Inscribed Signed Photograph
LS - Letter Signed
SP - Signed Photograph
TLS - Typed Letter Signed
Group of ten patent documents pertaining to aircraft and their jet propulsion apparatus, all with their patent lithograph diagrams and specification sheets, dated between 1954 and 1960. Includes: "Reversible Thrust Nozzle for Jet Engines" by P. G. Kappus (June 22, 1954); "Thrust Reversers" by L. S. Billman (April 5, 1960); "Combination Thrust Augmenter, Sound Suppressor and Thrust Reverser for Jet Engine" by J. W. Baxter (July 5, 1960); "Thrust Reversers" by J. S. Voymas et al (July 5, 1960); "Jet Deflectors of Aircraft" by J. A. Flint (August 2, 1960); "Removable Grate for Jet Deflection" by J. H. Bertin et al (August 23, 1960); "Thrust Reverser" by R. G. Laucher et al (August 30, 1960); "Plug Type Nose Suppression and Thrust Reverser" by R. E. Pearson (September 13, 1960); "Jet Propulsion Nozzle with Thrust Reversing Means" by D. M. Brown (October 11, 1960); and "Combination Augmenter, Sound Suppressor and Thrust Reverser for Jet Engines" by C. V. David et al (October 11, 1960). In overall fine condition.