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公开(公告)号：US3147747A
公开(公告)日：1964-09-08
申请号：US28983863
申请日：1963-06-24
Applicant: ENGINEERING DEV CORP
Inventor： KITTELSON LE ROY O
IPC: F01L3/04
CPC classification number: F01L3/04 , Y10T29/49314
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公开(公告)号：US3349463A
公开(公告)日：1967-10-31
申请号：US38788064
申请日：1964-08-06
Applicant: ENGINEERING DEV CORP
Inventor： KITTELSON LE ROY O
IPC: B23P15/00
CPC classification number: B23P15/002 , Y10T29/49302 , Y10T29/49314 , Y10T29/49746
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公开(公告)号：US2632944A
公开(公告)日：1953-03-31
申请号：US18546150
申请日：1950-09-18
Applicant: ENGINEERING DEV CORP
Inventor： KITTELSON LE ROY O
IPC: B23K31/02
CPC classification number: B23K31/02 , Y10T29/49746
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