61.
    发明专利
    未知

    公开(公告)号:DE1953973U

    公开(公告)日:1967-01-19

    申请号:DESC041466

    申请日:1966-11-11

    Inventor: SCHAEFER WILHELM

    62.
    发明专利
    未知

    公开(公告)号:DE1755318U

    公开(公告)日:1957-10-31

    申请号:DESC020517

    申请日:1957-08-02

    Inventor: SCHAEFER WILHELM

    63.
    发明专利
    未知

    公开(公告)号:DE1740725U

    公开(公告)日:1957-02-28

    申请号:DESC018802

    申请日:1956-12-01

    Inventor: SCHAEFER WILHELM

    65.
    发明专利
    未知

    公开(公告)号:DE950354C

    公开(公告)日:1956-10-04

    申请号:DESC009425

    申请日:1952-04-30

    Inventor: SCHAEFER WILHELM

    68.
    发明专利
    未知

    公开(公告)号:DE1611243U

    公开(公告)日:1950-08-10

    申请号:DED0034904

    申请日:1949-08-22

    Inventor: SCHAEFER WILHELM

    Improved Releasing Mechanism for Boring Tools and the like.

    公开(公告)号:GB191000082A

    公开(公告)日:1910-06-16

    申请号:GB191000082D

    申请日:1910-01-01

    Inventor: SCHAEFER WILHELM

    Abstract: 82. Schõfer, W. Jan. 2, 1909, [Convention date]. Sockets. - A drill socket contains a toolreleasing device consisting of a cap f which fits over the tang-end h of a drill b and is adapted to press on the tool to eject it by means of a cranked shaft c, d, which is retained in place in the socket by a pin i.

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