FR490792A - Improvements to the screens - Google Patents

Improvements to the screens

Info

Publication number
FR490792A
FR490792A FR490792DA FR490792A FR 490792 A FR490792 A FR 490792A FR 490792D A FR490792D A FR 490792DA FR 490792 A FR490792 A FR 490792A
Authority
FR
France
Prior art keywords
screens
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)
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 FR490792A publication Critical patent/FR490792A/en
Expired legal-status Critical Current

Links

FR490792D 1918-07-09 1918-07-09 Improvements to the screens Expired FR490792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR490792T 1918-07-09

Publications (1)

Publication Number Publication Date
FR490792A true FR490792A (en) 1919-05-08

Family

ID=43351858

Family Applications (1)

Application Number Title Priority Date Filing Date
FR490792D Expired FR490792A (en) 1918-07-09 1918-07-09 Improvements to the screens

Country Status (1)

Country Link
FR (1) FR490792A (en)

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