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Patexia Research

Patent 04034480 - Visual descent sighting device for aircraft > Summary

US Patent

Patent No. US 04034480

Published on Jul 12, 1977

Application No. 5/600633

Filed on Jul 31, 1975

Priority Date -

Inventor/Applicants

Mehrtens, William R. - Yonkers, NY

Classification

National:5

332/64

332/86;

332/77;

350/12N;

332/27;

Field of Search 11

116/124.R

116/124.C;

116/28R;

35/12N;

35/12S;

33/227;

33/263;

33/264;

33/276;

33/277;

33/286;

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