DE2247620C2 - - Google Patents

Info

Publication number
DE2247620C2
DE2247620C2 DE19722247620 DE2247620A DE2247620C2 DE 2247620 C2 DE2247620 C2 DE 2247620C2 DE 19722247620 DE19722247620 DE 19722247620 DE 2247620 A DE2247620 A DE 2247620A DE 2247620 C2 DE2247620 C2 DE 2247620C2
Authority
DE
Germany
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.)
Expired
Application number
DE19722247620
Other languages
German (de)
Other versions
DE2247620C (de
DE2247620B1 (de
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 filed Critical
Priority to DE19722247620 priority Critical patent/DE2247620C/de
Priority claimed from DE19722247620 external-priority patent/DE2247620C/de
Publication of DE2247620B1 publication Critical patent/DE2247620B1/de
Application granted granted Critical
Publication of DE2247620C2 publication Critical patent/DE2247620C2/de
Publication of DE2247620C publication Critical patent/DE2247620C/de
Expired legal-status Critical Current

Links

DE19722247620 1972-09-28 Vorpfändeinrichtung für eine rückbare Strebausbaueinheit Expired DE2247620C (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19722247620 DE2247620C (de) 1972-09-28 Vorpfändeinrichtung für eine rückbare Strebausbaueinheit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722247620 DE2247620C (de) 1972-09-28 Vorpfändeinrichtung für eine rückbare Strebausbaueinheit

Publications (3)

Publication Number Publication Date
DE2247620B1 DE2247620B1 (de) 1973-11-22
DE2247620C2 true DE2247620C2 (OSRAM) 1974-05-22
DE2247620C DE2247620C (de) 1974-10-10

Family

ID=

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102230387A (zh) * 2011-05-24 2011-11-02 中煤北京煤矿机械有限责任公司 活动式防倒架护顶装置及端头支架

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102230387A (zh) * 2011-05-24 2011-11-02 中煤北京煤矿机械有限责任公司 活动式防倒架护顶装置及端头支架

Also Published As

Publication number Publication date
DE2247620B1 (de) 1973-11-22

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977