[go: up one dir, main page]

JPS5215745A - Magic blackboard - Google Patents

Magic blackboard

Info

Publication number
JPS5215745A
JPS5215745A JP50091196A JP9119675A JPS5215745A JP S5215745 A JPS5215745 A JP S5215745A JP 50091196 A JP50091196 A JP 50091196A JP 9119675 A JP9119675 A JP 9119675A JP S5215745 A JPS5215745 A JP S5215745A
Authority
JP
Japan
Prior art keywords
blackboard
magic
rope
wiritten
actural
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.)
Pending
Application number
JP50091196A
Other languages
Japanese (ja)
Inventor
Kenji Okamoto
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
Priority to JP50091196A priority Critical patent/JPS5215745A/en
Publication of JPS5215745A publication Critical patent/JPS5215745A/en
Pending legal-status Critical Current

Links

Landscapes

  • Drawing Aids And Blackboards (AREA)

Abstract

PURPOSE:To provide a turning magic blackboard. If Rope is written on the blackboard with single brush and it is turned once, Rope wiritten by actural rope appears.
JP50091196A 1975-07-26 1975-07-26 Magic blackboard Pending JPS5215745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50091196A JPS5215745A (en) 1975-07-26 1975-07-26 Magic blackboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50091196A JPS5215745A (en) 1975-07-26 1975-07-26 Magic blackboard

Publications (1)

Publication Number Publication Date
JPS5215745A true JPS5215745A (en) 1977-02-05

Family

ID=14019680

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50091196A Pending JPS5215745A (en) 1975-07-26 1975-07-26 Magic blackboard

Country Status (1)

Country Link
JP (1) JPS5215745A (en)

Similar Documents

Publication Publication Date Title
NL7604501A (en) COMBINED FAST AND REGULATING VALVE.
NL7511193A (en) SHIP, COMPOSED OF A MAIN PROMP AND AN AUXILIARY PROMP ATTACHED TO THE STEM.
NL7515186A (en) WAVE HOSE WITH BRAINING.
NL7613730A (en) HIGH VOLTAGE ELECTROLYSER WITH LOW LOSS.
NL7608004A (en) ANALOG CALCULATOR.
JPS5215745A (en) Magic blackboard
SE416867B (en) CARBON FORM, IN PARTICULAR COBLE ELECTRODE, AND WAY TO MAKE A SUCH
NL7606964A (en) PHENOXYALKYLAMIDES AND THEIR USE AS A MITICIDE.
JPS5227239A (en) Filter
JPS528272A (en) Damper with stability
JPS5227655A (en) Displacement converter
JPS5219852A (en) Spring washer
JPS51126154A (en) Recording medium
JPS51114110A (en) Integrated type magnetic head
JPS5244489A (en) Countersinking cutter
JPS51149763A (en) Lagical circuit
JPS51135677A (en) Portable watch with calcurating function
JPS5274755A (en) Combining device of nut and washer
CA602103A (en) Life raft
JPS51123173A (en) Triargular scale for a drafter
JPS51134596A (en) Doppler-rader unit
JPS5216099A (en) Plte carber
JPS51116661A (en) Logical circuit
JPS5224066A (en) And-gate element
JPS5228807A (en) Secret-talk circuit

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees