FR656933A - Perfectionnements aux ouvre-lettres automatiques - Google Patents

Perfectionnements aux ouvre-lettres automatiques

Info

Publication number
FR656933A
FR656933A FR656933DA FR656933A FR 656933 A FR656933 A FR 656933A FR 656933D A FR656933D A FR 656933DA FR 656933 A FR656933 A FR 656933A
Authority
FR
France
Prior art keywords
automatic letter
letter openers
openers
automatic
letter
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
English (en)
Inventor
Maxwell Vidaver
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 FR656933A publication Critical patent/FR656933A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43M—BUREAU ACCESSORIES NOT OTHERWISE PROVIDED FOR
    • B43M7/00—Devices for opening envelopes
    • B43M7/001—Devices for opening envelopes with abrading or sawing wheels
FR656933D 1928-06-28 1928-06-28 Perfectionnements aux ouvre-lettres automatiques Expired FR656933A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR656933T 1928-06-28

Publications (1)

Publication Number Publication Date
FR656933A true FR656933A (fr) 1929-05-15

Family

ID=9008115

Family Applications (1)

Application Number Title Priority Date Filing Date
FR656933D Expired FR656933A (fr) 1928-06-28 1928-06-28 Perfectionnements aux ouvre-lettres automatiques

Country Status (1)

Country Link
FR (1) FR656933A (fr)

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