GB698432A - Improvements in or relating to mechanical writing instruments - Google Patents

Improvements in or relating to mechanical writing instruments

Info

Publication number
GB698432A
GB698432A GB197051A GB197051A GB698432A GB 698432 A GB698432 A GB 698432A GB 197051 A GB197051 A GB 197051A GB 197051 A GB197051 A GB 197051A GB 698432 A GB698432 A GB 698432A
Authority
GB
United Kingdom
Prior art keywords
slot
tube
barrel
sleeve
guide tube
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
Application number
GB197051A
Other languages
English (en)
Inventor
Herbert William Sams
John Sherman Smith Jr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Scripto Inc
Original Assignee
Scripto Inc
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 to BE501201D priority Critical patent/BE501201A/xx
Application filed by Scripto Inc filed Critical Scripto Inc
Priority to GB197051A priority patent/GB698432A/en
Priority to CH289723D priority patent/CH289723A/fr
Priority to DES27337A priority patent/DE958992C/de
Publication of GB698432A publication Critical patent/GB698432A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K21/00—Propelling pencils
    • B43K21/02—Writing-core feeding mechanisms
    • B43K21/08—Writing-core feeding mechanisms with the writing-cores fed by screws
    • B43K21/12—Writing-core feeding mechanisms with the writing-cores fed by screws with means preventing overwinding

Landscapes

  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
GB197051A 1951-01-25 1951-01-25 Improvements in or relating to mechanical writing instruments Expired GB698432A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE501201D BE501201A (ja) 1951-01-25
GB197051A GB698432A (en) 1951-01-25 1951-01-25 Improvements in or relating to mechanical writing instruments
CH289723D CH289723A (fr) 1951-01-25 1951-02-13 Instrument mécanique d'écriture.
DES27337A DE958992C (de) 1951-01-25 1952-02-23 Fuellschreibstift

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB197051A GB698432A (en) 1951-01-25 1951-01-25 Improvements in or relating to mechanical writing instruments

Publications (1)

Publication Number Publication Date
GB698432A true GB698432A (en) 1953-10-14

Family

ID=9731256

Family Applications (1)

Application Number Title Priority Date Filing Date
GB197051A Expired GB698432A (en) 1951-01-25 1951-01-25 Improvements in or relating to mechanical writing instruments

Country Status (3)

Country Link
BE (1) BE501201A (ja)
CH (1) CH289723A (ja)
GB (1) GB698432A (ja)

Also Published As

Publication number Publication date
BE501201A (ja)
CH289723A (fr) 1953-03-31

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