JPS5917329Y2 - 投球練習装置 - Google Patents

投球練習装置

Info

Publication number
JPS5917329Y2
JPS5917329Y2 JP1977153578U JP15357877U JPS5917329Y2 JP S5917329 Y2 JPS5917329 Y2 JP S5917329Y2 JP 1977153578 U JP1977153578 U JP 1977153578U JP 15357877 U JP15357877 U JP 15357877U JP S5917329 Y2 JPS5917329 Y2 JP S5917329Y2
Authority
JP
Japan
Prior art keywords
frame
small
plates
strike zone
small plate
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
JP1977153578U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5480382U (enExample
Inventor
貞雄 土井下
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 JP1977153578U priority Critical patent/JPS5917329Y2/ja
Publication of JPS5480382U publication Critical patent/JPS5480382U/ja
Application granted granted Critical
Publication of JPS5917329Y2 publication Critical patent/JPS5917329Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Illuminated Signs And Luminous Advertising (AREA)
JP1977153578U 1977-11-15 1977-11-15 投球練習装置 Expired JPS5917329Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977153578U JPS5917329Y2 (ja) 1977-11-15 1977-11-15 投球練習装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977153578U JPS5917329Y2 (ja) 1977-11-15 1977-11-15 投球練習装置

Publications (2)

Publication Number Publication Date
JPS5480382U JPS5480382U (enExample) 1979-06-07
JPS5917329Y2 true JPS5917329Y2 (ja) 1984-05-21

Family

ID=29140891

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977153578U Expired JPS5917329Y2 (ja) 1977-11-15 1977-11-15 投球練習装置

Country Status (1)

Country Link
JP (1) JPS5917329Y2 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0411743Y2 (enExample) * 1984-12-14 1992-03-24
DOP2017000165A (es) * 2017-07-13 2017-09-29 Ramon Nuñez Lantigua Silvano Sistema de nociones científico para corregir la mecánica de pitcher

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52606U (enExample) * 1975-06-23 1977-01-06

Also Published As

Publication number Publication date
JPS5480382U (enExample) 1979-06-07

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