FR388648A - Perfectionnements aux appareils à filigraner le papier - Google Patents

Perfectionnements aux appareils à filigraner le papier

Info

Publication number
FR388648A
FR388648A FR388648DA FR388648A FR 388648 A FR388648 A FR 388648A FR 388648D A FR388648D A FR 388648DA FR 388648 A FR388648 A FR 388648A
Authority
FR
France
Prior art keywords
devices
paper watermark
watermark
paper
watermark devices
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
Walter Knowles Trotman
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.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR388648A publication Critical patent/FR388648A/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/44—Watermarking devices
    • D21F1/46—Dandy rolls
FR388648D 1907-09-14 1908-03-24 Perfectionnements aux appareils à filigraner le papier Expired FR388648A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB388648X 1907-09-14

Publications (1)

Publication Number Publication Date
FR388648A true FR388648A (fr) 1908-08-18

Family

ID=1434305

Family Applications (1)

Application Number Title Priority Date Filing Date
FR388648D Expired FR388648A (fr) 1907-09-14 1908-03-24 Perfectionnements aux appareils à filigraner le papier

Country Status (1)

Country Link
FR (1) FR388648A (fr)

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