Access door and method of making and mounting the same
作者： Edward H Voelker
DOI:
关键词: Computer science
摘要:
lens.org 参考文章(2)
Stephenson Basil, Elliptical boundary frame for openings in pressure cabins for aircraft ,(1947)
Edwin L Kinkaide, James S Martin, Construction and mounting of units of transparent synthetic resins ,(1946)