FR605510A - Improvements to mechanical pencils - Google Patents

Improvements to mechanical pencils

Info

Publication number
FR605510A
FR605510A FR605510DA FR605510A FR 605510 A FR605510 A FR 605510A FR 605510D A FR605510D A FR 605510DA FR 605510 A FR605510 A FR 605510A
Authority
FR
France
Prior art keywords
mechanical pencils
pencils
mechanical
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
Other languages
French (fr)
Inventor
Wenzel Franz Brynda
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
Application filed filed Critical
Application granted granted Critical
Publication of FR605510A publication Critical patent/FR605510A/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
    • 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
    • B43K24/14—Mechanisms for selecting, projecting, retracting or locking writing units for selecting, projecting and locking several writing units operated by turning means
    • 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
FR605510D 1925-01-30 1925-09-24 Improvements to mechanical pencils Expired FR605510A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB273625A GB236475A (en) 1925-01-30 1925-01-30 Improvements in pencil cases

Publications (1)

Publication Number Publication Date
FR605510A true FR605510A (en) 1926-05-28

Family

ID=9744906

Family Applications (1)

Application Number Title Priority Date Filing Date
FR605510D Expired FR605510A (en) 1925-01-30 1925-09-24 Improvements to mechanical pencils

Country Status (4)

Country Link
DE (2) DE432836C (en)
FR (1) FR605510A (en)
GB (1) GB236475A (en)
NL (1) NL19802C (en)

Also Published As

Publication number Publication date
DE432836C (en) 1926-08-18
NL19802C (en)
GB236475A (en) 1925-07-09
DE448931C (en) 1927-10-03

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