JPH0471975U - - Google Patents

Info

Publication number
JPH0471975U
JPH0471975U JP11704890U JP11704890U JPH0471975U JP H0471975 U JPH0471975 U JP H0471975U JP 11704890 U JP11704890 U JP 11704890U JP 11704890 U JP11704890 U JP 11704890U JP H0471975 U JPH0471975 U JP H0471975U
Authority
JP
Japan
Prior art keywords
ball detector
ball
baseball
horizontal
pitching practice
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
JP11704890U
Other languages
English (en)
Japanese (ja)
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
Priority to JP11704890U priority Critical patent/JPH0471975U/ja
Publication of JPH0471975U publication Critical patent/JPH0471975U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Closed-Circuit Television Systems (AREA)
JP11704890U 1990-11-06 1990-11-06 Pending JPH0471975U (en, 2012)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11704890U JPH0471975U (en, 2012) 1990-11-06 1990-11-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11704890U JPH0471975U (en, 2012) 1990-11-06 1990-11-06

Publications (1)

Publication Number Publication Date
JPH0471975U true JPH0471975U (en, 2012) 1992-06-25

Family

ID=31864921

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11704890U Pending JPH0471975U (en, 2012) 1990-11-06 1990-11-06

Country Status (1)

Country Link
JP (1) JPH0471975U (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020081656A (ja) * 2018-11-29 2020-06-04 株式会社ＫＥＮ Ｄｒｅａｍ Ｗｏｒｋｓ ピッチングゲーム装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60242875A (ja) * 1984-05-18 1985-12-02 中森　雅典 投球練習機
JPS6160977B2 (en, 2012) * 1980-05-13 1986-12-23 Aisan Ind

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6160977B2 (en, 2012) * 1980-05-13 1986-12-23 Aisan Ind
JPS60242875A (ja) * 1984-05-18 1985-12-02 中森　雅典 投球練習機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020081656A (ja) * 2018-11-29 2020-06-04 株式会社ＫＥＮ Ｄｒｅａｍ Ｗｏｒｋｓ ピッチングゲーム装置

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