KR870009791U - 개량 드라이버 - Google Patents

개량 드라이버

Info

Publication number
KR870009791U
KR870009791U KR2019850016119U KR850016119U KR870009791U KR 870009791 U KR870009791 U KR 870009791U KR 2019850016119 U KR2019850016119 U KR 2019850016119U KR 850016119 U KR850016119 U KR 850016119U KR 870009791 U KR870009791 U KR 870009791U
Authority
KR
South Korea
Prior art keywords
improved driver
driver
improved
Prior art date
Application number
KR2019850016119U
Other languages
English (en)
Other versions
KR890002502Y1 (ko
Inventor
양석종
Original Assignee
양석종
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 양석종 filed Critical 양석종
Priority to KR2019850016119U priority Critical patent/KR890002502Y1/ko
Publication of KR870009791U publication Critical patent/KR870009791U/ko
Application granted granted Critical
Publication of KR890002502Y1 publication Critical patent/KR890002502Y1/ko

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/001—Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/02—Screwdrivers operated by rotating the handle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B17/00—Hand-driven gear-operated wrenches or screwdrivers
KR2019850016119U 1985-12-04 1985-12-04 개량 드라이버 KR890002502Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019850016119U KR890002502Y1 (ko) 1985-12-04 1985-12-04 개량 드라이버

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019850016119U KR890002502Y1 (ko) 1985-12-04 1985-12-04 개량 드라이버

Publications (2)

Publication Number Publication Date
KR870009791U true KR870009791U (ko) 1987-07-09
KR890002502Y1 KR890002502Y1 (ko) 1989-04-29

Family

ID=19246941

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019850016119U KR890002502Y1 (ko) 1985-12-04 1985-12-04 개량 드라이버

Country Status (1)

Country Link
KR (1) KR890002502Y1 (ko)

Also Published As

Publication number Publication date
KR890002502Y1 (ko) 1989-04-29

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee