FR768419A - lead clip, metallic and elastic - Google Patents
lead clip, metallic and elasticInfo
- Publication number
- FR768419A FR768419A FR768419DA FR768419A FR 768419 A FR768419 A FR 768419A FR 768419D A FR768419D A FR 768419DA FR 768419 A FR768419 A FR 768419A
- Authority
- FR
- France
- Prior art keywords
- metallic
- elastic
- lead clip
- clip
- lead
- 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.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Actuator (AREA)
- Combined Devices Of Dampers And Springs (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE433220X | 1933-02-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR768419A true FR768419A (en) | 1934-08-06 |
Family
ID=6498306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR768419D Expired FR768419A (en) | 1933-02-10 | 1934-02-09 | lead clip, metallic and elastic |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE401341A (en) |
FR (1) | FR768419A (en) |
GB (1) | GB433220A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE941541C (en) * | 1952-04-09 | 1956-04-12 | Eisenwerk Wanheim G M B H | Adjustable metal pit punch |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106894832B (en) * | 2017-04-25 | 2019-01-15 | 沈阳航空航天大学 | A kind of metal cutting formula energy-absorbing erosion control hydraulic vertical prop |
-
0
- BE BE401341D patent/BE401341A/xx unknown
-
1934
- 1934-02-09 FR FR768419D patent/FR768419A/en not_active Expired
- 1934-02-12 GB GB4603/34A patent/GB433220A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE941541C (en) * | 1952-04-09 | 1956-04-12 | Eisenwerk Wanheim G M B H | Adjustable metal pit punch |
Also Published As
Publication number | Publication date |
---|---|
GB433220A (en) | 1935-08-12 |
BE401341A (en) |
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