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公开(公告)号：US1111774A
公开(公告)日：1914-09-29
申请号：US1913807524
申请日：1913-12-18
Applicant: EMERSON PIANO COMPANY
Inventor： TIBBOTT FREDERICK MERRILL , LEMANDER ERIC
CPC classification number: E05D5/128 , Y10T16/5359 , Y10T16/53605
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公开(公告)号：US977072A
公开(公告)日：1910-11-29
申请号：US1906338104
申请日：1906-10-09
Applicant: EMERSON PIANO COMPANY
Inventor： CRIPPEN WALTER R
CPC classification number: G10F1/02
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公开(公告)号：US942548A
公开(公告)日：1909-12-07
申请号：US1908468110
申请日：1908-12-18
Applicant: EMERSON PIANO COMPANY
Inventor： CRIPPEN WALTER ROCKWELL
CPC classification number: G03B21/326 , Y10T16/645
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