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FR627200A - Automatic pad for wiping slates - Google Patents

Automatic pad for wiping slates

Info

Publication number
FR627200A
FR627200A FR627200DA FR627200A FR 627200 A FR627200 A FR 627200A FR 627200D A FR627200D A FR 627200DA FR 627200 A FR627200 A FR 627200A
Authority
FR
France
Prior art keywords
slates
wiping
automatic pad
pad
automatic
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
Fernand Humarau
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 FR627200A publication Critical patent/FR627200A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L21/00—Blackboard or slate cleaning devices
FR627200D 1926-10-08 1926-10-08 Automatic pad for wiping slates Expired FR627200A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR627200T 1926-10-08

Publications (1)

Publication Number Publication Date
FR627200A true FR627200A (en) 1927-09-28

Family

ID=8988871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR627200D Expired FR627200A (en) 1926-10-08 1926-10-08 Automatic pad for wiping slates

Country Status (1)

Country Link
FR (1) FR627200A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5319820A (en) * 1993-01-28 1994-06-14 Solomon Forst Apparatus for cleaning blackboards
DE102014000150A1 (en) * 2014-01-03 2015-07-09 Aissa Zouhri Blackboard wiper device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5319820A (en) * 1993-01-28 1994-06-14 Solomon Forst Apparatus for cleaning blackboards
DE102014000150A1 (en) * 2014-01-03 2015-07-09 Aissa Zouhri Blackboard wiper device
DE102014000150B4 (en) * 2014-01-03 2016-03-10 Aissa Zouhri Blackboard wiper device

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