Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
  • B43K—IMPLEMENTS FOR WRITING OR DRAWING
  • B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
  • B43K5/02—Ink reservoirs
  • B43K5/06—Ink reservoirs with movable pistons for withdrawing ink from an ink-receptacle
  • B43K5/08—Ink reservoirs with movable pistons for withdrawing ink from an ink-receptacle with ink-supplying valves
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
  • B43K—IMPLEMENTS FOR WRITING OR DRAWING
  • B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Pens And Brushes (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5901666

Family Applications (1)

Country Status (3)

Families Citing this family (1)

• 0
  • BE BE451360D patent/BE451360A/xx unknown
  • NL NL57889D patent/NL57889C/xx active
• 1943
  • 1943-06-28 CH CH236402D patent/CH236402A/de unknown

Also Published As

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