IT1030803B - MECHANICAL WRITING TOOL - Google Patents

MECHANICAL WRITING TOOL

Info

Publication number
IT1030803B
IT1030803B IT2947574A IT2947574A IT1030803B IT 1030803 B IT1030803 B IT 1030803B IT 2947574 A IT2947574 A IT 2947574A IT 2947574 A IT2947574 A IT 2947574A IT 1030803 B IT1030803 B IT 1030803B
Authority
IT
Italy
Prior art keywords
writing tool
mechanical writing
mechanical
tool
writing
Prior art date
Application number
IT2947574A
Other languages
Italian (it)
Original Assignee
Nathan A Zeppell
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
Priority claimed from US417515A external-priority patent/US3871775A/en
Priority claimed from US465752A external-priority patent/US3912401A/en
Application filed by Nathan A Zeppell filed Critical Nathan A Zeppell
Application granted granted Critical
Publication of IT1030803B publication Critical patent/IT1030803B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K24/00—Mechanisms for selecting, projecting, retracting or locking writing units
    • B43K24/10—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units
    • B43K24/12—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operating by means sliding in longitudinally-slotted casings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K29/00—Combinations of writing implements with other articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K7/00—Ball-point pens
    • B43K7/005—Pen barrels
IT2947574A 1973-11-20 1974-11-15 MECHANICAL WRITING TOOL IT1030803B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US417515A US3871775A (en) 1973-11-20 1973-11-20 Mechanical writing instrument
US465752A US3912401A (en) 1973-01-13 1974-05-01 Mechanical writing instrument

Publications (1)

Publication Number Publication Date
IT1030803B true IT1030803B (en) 1979-04-10

Family

ID=27023758

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2947574A IT1030803B (en) 1973-11-20 1974-11-15 MECHANICAL WRITING TOOL

Country Status (5)

Country Link
JP (1) JPS614676B2 (en)
CA (1) CA1014892A (en)
DE (1) DE2455043C2 (en)
FR (1) FR2251445A1 (en)
IT (1) IT1030803B (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE382737C (en) * 1923-10-05 Alfred Rubart Magazine pen
DE1685390U (en) * 1954-07-17 1954-10-21 Fend Pforzheim Geb IN PARTICULAR TWO-COLOR BALLPOINT PEN.
DE1841791U (en) * 1961-06-10 1961-11-16 Fend Geb MULTIPLE WRITER.
DE1885162U (en) * 1963-09-04 1963-12-27 Walter Naegele EXCHANGEABLE PEN.
FR1600081A (en) * 1968-12-30 1970-07-20

Also Published As

Publication number Publication date
JPS614676B2 (en) 1986-02-12
CA1014892A (en) 1977-08-02
FR2251445B3 (en) 1977-08-19
JPS50112124A (en) 1975-09-03
DE2455043C2 (en) 1985-11-14
DE2455043A1 (en) 1975-05-22
FR2251445A1 (en) 1975-06-13

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