TW268988B - - Google Patents

Info

Publication number
TW268988B
TW268988B TW83111523A TW83111523A TW268988B TW 268988 B TW268988 B TW 268988B TW 83111523 A TW83111523 A TW 83111523A TW 83111523 A TW83111523 A TW 83111523A TW 268988 B TW268988 B TW 268988B
Authority
TW
Taiwan
Application number
TW83111523A
Other languages
Chinese (zh)
Original Assignee
Down Hole Tech Pty Ltd
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
Priority claimed from AUPM4159A external-priority patent/AUPM415994A0/en
Priority claimed from AUPM4158A external-priority patent/AUPM415894A0/en
Application filed by Down Hole Tech Pty Ltd filed Critical Down Hole Tech Pty Ltd
Application granted granted Critical
Publication of TW268988B publication Critical patent/TW268988B/zh

Links

TW83111523A 1993-06-16 1994-12-10 TW268988B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPL904793 1993-06-16
AUPM4159A AUPM415994A0 (en) 1994-03-02 1994-03-02 Retractable drill bit
AUPM4158A AUPM415894A0 (en) 1994-03-02 1994-03-02 Retractable drill bit segments

Publications (1)

Publication Number Publication Date
TW268988B true TW268988B (en) 1996-01-21

Family

ID=51396845

Family Applications (5)

Application Number Title Priority Date Filing Date
TW84106375A TW268069B (en) 1993-06-16 1994-12-10
TW84106373A TW279191B (en) 1993-06-16 1994-12-10
TW84106374A TW279192B (en) 1993-06-16 1994-12-10
TW83111523A TW268988B (en) 1993-06-16 1994-12-10
TW84106372A TW268068B (en) 1993-06-16 1994-12-10

Family Applications Before (3)

Application Number Title Priority Date Filing Date
TW84106375A TW268069B (en) 1993-06-16 1994-12-10
TW84106373A TW279191B (en) 1993-06-16 1994-12-10
TW84106374A TW279192B (en) 1993-06-16 1994-12-10

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW84106372A TW268068B (en) 1993-06-16 1994-12-10

Country Status (1)

Country Link
TW (5) TW268069B (en)

Also Published As

Publication number Publication date
TW268069B (en) 1996-01-11
TW268068B (en) 1996-01-11
TW279192B (en) 1996-06-21
TW279191B (en) 1996-06-21

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