Push style staple remover with letter opener, screen cleaner and retractable pen with clip
作者： Erwin Cheldin
DOI:
关键词: Retractable pen 、 Style (visual arts) 、 Engineering 、 Engineering drawing 、 Visual arts
摘要:
lens.org 参考文章(11)
Erwin Cheldin, Combination letter opener and writing instrument ,(1999)
John J. O'Connor, Combination utility knife and staple remover ,(1975)
Te-ming Huang, Pen-shaped staple remover ,(2004)
Erwin Cheldin, Dual function tool for staple removing and letter opening ,(1998)
Erwin Cheldin, Staple remover and letter opener ,(2000)
Mario Bruno, Paper knife and staple puller head ,(1986)
Erwin Cheldin, Letter opener and staple remover ,(2004)
Te-ming Huang, Staple and tack puller ,(2007)
Lee Seung Joon, Combination staple remover and letter opener ,(2007)
Robert Perlmutter, Stanley Hochfeld, Combined staple remover and letter opener ,(1993)