Guide means for bolt-action firearms
作者： Larsson Sven Gunnar Olof
DOI:
关键词:
摘要:
lens.org 参考文章(3)
Walter A R Bradley, Turning bolt lever action rifle ,(1953)
Brandt John H, Rifle bolt mechanism ,(1965)
Arthur A Rowley, Extractor-and-ejector assembly for firearms ,(1943)