-
公开(公告)号:US2060245A
公开(公告)日:1936-11-10
申请号:US68285933
申请日:1933-07-29
Applicant: ROSEFIELD JOHN B
Inventor: ROSEFIELD JOHN B
IPC: A01M1/20
CPC classification number: A01M1/2044 , A01M2200/011
-
公开(公告)号:US2451578A
公开(公告)日:1948-10-19
申请号:US52338844
申请日:1944-02-22
Applicant: ROSEFIELD JOHN B
Inventor: ROSEFIELD JOHN B
IPC: A01M1/20
CPC classification number: A01M1/2044 , A01M2200/011
-
公开(公告)号:US1825092A
公开(公告)日:1931-09-29
申请号:US34933229
申请日:1929-03-23
Applicant: ROSEFIELD JOHN B
Inventor: ROSEFIELD JOHN B
IPC: B05B11/06
CPC classification number: B05B11/06
-
-