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公开(公告)号：US2726120A
公开(公告)日：1955-12-06
申请号：US23173451
申请日：1951-06-15
Applicant: RALPH E BLETCHER , BUCKNELL ERNEST H , MABEL BUCKNELI , PEARL WHITE BLETCHER , MARCIA BUCKNELL LISTON , BLETCHER JAMES H , HAZEL B SKINNER , CHARLOTTE R B ROBERTSON , FREDERICK KENNETH ROBERTSON
Inventor： BLETCHER RALPH E , WARD IRVING A
IPC: B05B1/18
CPC classification number: B05B1/18
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