FR1109201A - Improvements to screwdrivers - Google Patents
Improvements to screwdriversInfo
- Publication number
- FR1109201A FR1109201A FR1109201DA FR1109201A FR 1109201 A FR1109201 A FR 1109201A FR 1109201D A FR1109201D A FR 1109201DA FR 1109201 A FR1109201 A FR 1109201A
- Authority
- FR
- France
- Prior art keywords
- screwdrivers
- 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
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/24—Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means
- E01B29/28—Fixing or removing detachable fastening means or accessories thereof; Pre-assembling track components by detachable fastening means the fastening means being of screw-and-nut type; Apparatus therefor, adapted to additionally drilling holes
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1109201T | 1954-07-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1109201A true FR1109201A (en) | 1956-01-24 |
Family
ID=9625426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1109201D Expired FR1109201A (en) | 1954-07-19 | 1954-07-19 | Improvements to screwdrivers |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1109201A (en) |
-
1954
- 1954-07-19 FR FR1109201D patent/FR1109201A/en not_active Expired
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