JPS56143181A - Regulation-ball tennis ball for training and its manufacture - Google Patents

Regulation-ball tennis ball for training and its manufacture

Info

Publication number
JPS56143181A
JPS56143181A JP4532880A JP4532880A JPS56143181A JP S56143181 A JPS56143181 A JP S56143181A JP 4532880 A JP4532880 A JP 4532880A JP 4532880 A JP4532880 A JP 4532880A JP S56143181 A JPS56143181 A JP S56143181A
Authority
JP
Japan
Prior art keywords
ball
training
regulation
manufacture
tennis
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.)
Granted
Application number
JP4532880A
Other languages
Japanese (ja)
Other versions
JPS5929266B2 (en
Inventor
Hisamitsu Kai
Norio Yamaguchi
Koutarou Kitagawa
Tadahiro Yanagi
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.)
Showa Rubber Co Ltd
Original Assignee
Showa Rubber Co Ltd
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 Showa Rubber Co Ltd filed Critical Showa Rubber Co Ltd
Priority to JP55045328A priority Critical patent/JPS5929266B2/en
Publication of JPS56143181A publication Critical patent/JPS56143181A/en
Publication of JPS5929266B2 publication Critical patent/JPS5929266B2/en
Expired legal-status Critical Current

Links

JP55045328A 1980-04-07 1980-04-07 Rigid tennis ball for practice and its manufacturing method Expired JPS5929266B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55045328A JPS5929266B2 (en) 1980-04-07 1980-04-07 Rigid tennis ball for practice and its manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55045328A JPS5929266B2 (en) 1980-04-07 1980-04-07 Rigid tennis ball for practice and its manufacturing method

Publications (2)

Publication Number Publication Date
JPS56143181A true JPS56143181A (en) 1981-11-07
JPS5929266B2 JPS5929266B2 (en) 1984-07-19

Family

ID=12716239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55045328A Expired JPS5929266B2 (en) 1980-04-07 1980-04-07 Rigid tennis ball for practice and its manufacturing method

Country Status (1)

Country Link
JP (1) JPS5929266B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58131885U (en) * 1982-02-24 1983-09-06 株式会社　タカラ spherical fabric toy
JP2010539249A (en) * 2007-07-20 2010-12-16 インビスタ テクノロジーズ エス エイ アール エル Improved production of polyurethane foam balls

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58131885U (en) * 1982-02-24 1983-09-06 株式会社　タカラ spherical fabric toy
JP2010539249A (en) * 2007-07-20 2010-12-16 インビスタ テクノロジーズ エス エイ アール エル Improved production of polyurethane foam balls

Also Published As

Publication number Publication date
JPS5929266B2 (en) 1984-07-19

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