JPS5457301A - Clamshell working device of oil pressure type clamshell - Google Patents

Clamshell working device of oil pressure type clamshell

Info

Publication number
JPS5457301A
JPS5457301A JP12363977A JP12363977A JPS5457301A JP S5457301 A JPS5457301 A JP S5457301A JP 12363977 A JP12363977 A JP 12363977A JP 12363977 A JP12363977 A JP 12363977A JP S5457301 A JPS5457301 A JP S5457301A
Authority
JP
Japan
Prior art keywords
clamshell
oil pressure
pressure type
working device
type clamshell
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP12363977A
Other languages
Japanese (ja)
Inventor
Riyuutarou Yoritomi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP12363977A priority Critical patent/JPS5457301A/en
Publication of JPS5457301A publication Critical patent/JPS5457301A/en
Pending legal-status Critical Current

Links

JP12363977A 1977-10-15 1977-10-15 Clamshell working device of oil pressure type clamshell Pending JPS5457301A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12363977A JPS5457301A (en) 1977-10-15 1977-10-15 Clamshell working device of oil pressure type clamshell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12363977A JPS5457301A (en) 1977-10-15 1977-10-15 Clamshell working device of oil pressure type clamshell

Publications (1)

Publication Number Publication Date
JPS5457301A true JPS5457301A (en) 1979-05-09

Family

ID=14865555

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12363977A Pending JPS5457301A (en) 1977-10-15 1977-10-15 Clamshell working device of oil pressure type clamshell

Country Status (1)

Country Link
JP (1) JPS5457301A (en)

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