スペースキー (Japanese Wikipedia)

Analysis of information sources in references of the Wikipedia article "スペースキー" in Japanese language version.

refsWebsite

Global rank Japanese rank

1merriam-webster.com

209^th place

653^rd place

1,459^th place

2,442^nd place

7,354^th place

722^nd place

fujitsu.com

pfu.fujitsu.com

PFU キーボードコレクション (NEC)

merriam-webster.com

“Space key - Definitions and More from the free Merriam-Webster Dictionary”. Encyclopedia Britannica. 2012年11月18日閲覧。

uspto.gov

patft.uspto.gov

US 3228, Charles Thurber, "Machine for printing", issued 1843-08-26