Combined dog leash and belt

作者: Paula Williams

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参考文章(11)
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Dorothy Smith, Safety harness for children ,(1986)
C Baker, Leash for an animal ,(1971)
John A. McDonough, Dog leash for runner ,(1990)
Riley Marcia Marbury, Safety belts for infants ,(1965)
Nunn Flora Nelson, Safety harness for children ,(1939)
Dennis E. Crowe, Julie L. Crowe, Double pet walker ,(1988)
Thomas H. Birchmire, Markus V. Ziesmer, One finger quick release animal collar ,(1988)