BE494196A - - Google Patents

Info

Publication number
BE494196A
BE494196A BE494196DA BE494196A BE 494196 A BE494196 A BE 494196A BE 494196D A BE494196D A BE 494196DA BE 494196 A BE494196 A BE 494196A
Authority
BE
Belgium
Application number
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.)
Publication of BE494196A publication Critical patent/BE494196A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/001—Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B25B15/008—Allen-type keys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
BE494196D 1949-03-19 BE494196A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR983345T 1949-03-19

Publications (1)

Publication Number Publication Date
BE494196A true BE494196A (en:Method)

Family

ID=9535974

Family Applications (1)

Application Number Title Priority Date Filing Date
BE494196D BE494196A (en:Method) 1949-03-19

Country Status (2)

Country Link
BE (1) BE494196A (en:Method)
FR (1) FR983345A (en:Method)

Also Published As

Publication number Publication date
FR983345A (fr) 1951-06-21

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