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公开(公告)号:US2738816A
公开(公告)日:1956-03-20
申请号:US28031052
申请日:1952-04-03
Applicant: MAGNUSON ROY M
Inventor: LIGHTFOOT JACKSON K
IPC: A23N15/02
CPC classification number: A23N15/02
公开(公告)号:US2738816A
公开(公告)日:1956-03-20
申请号:US28031052
申请日:1952-04-03
Applicant: MAGNUSON ROY M
Inventor: LIGHTFOOT JACKSON K
IPC: A23N15/02
CPC classification number: A23N15/02