首页 / 官方藏书 / A History of Aeronautics / APPENDIX B Specification and Claims of Wright Patent, No. 821393. Filed March 23rd, 1903. Issued May 22nd, 1906. Expires May 22nd, 1923.

APPENDIX B Specification and Claims of Wright Patent, No. 821393. Filed March 23rd, 1903. Issued May 22nd, 1906. Expires May 22nd, 1923.

A History of Aeronautics · Evelyn Charles Vivian · 第 49 / 54 章