Editing Joystick attachment for a computer keyboard (section)

==Cited patents==
* {{cite patent|country= US |number =3401240	|fdate= September 14, 1966	|gdate= September 10, 1968 |title = Switch with position maintainer means}}
* {{cite patent|country = US |number = 3950634	|fdate = February 19, 1974	|gdate = Apr 13, 1976	|title =Keyboards}}
* {{cite patent|country = US |number = 4020328	|fdate = December 16, 1975	|gdate = Apr 26, 1977	|assign1 = NCR Corporation	|title = Auxiliary keyboard apparatus}}
* {{cite patent|country = US |number = 4029915	|fdate= December 3, 1975	 |gdate = June 14, 1977	|assign1= Hoshidenkoseizo Kabushiki Kaisha	|title = Miniaturized calculator keyboard switch assembly having universally pivoted key actuators}}
* {{cite patent|country = US |number = 4124787	|fdate = March 11, 1977	|gdate = November 7, 1978	|assign1 = Atari, Inc. |title = Joystick controller mechanism operating one or plural switches sequentially or simultaneously}}
* {{cite patent|country = US |number = 4135074	|fdate = July 26, 1977	|gdate = Jan 16, 1979	|assign1 = Donald Gutkowski	|title = Automatic keyboard operator}}
* {{cite patent|country = US |number = 4158130	|fdate = May 9, 1977 |gdate= June 12, 1979 |assign1 = NCR Corporation	|title = Interchangeable auxiliary keyboard}}
* {{cite patent|country = US4349708	|fdate = August 22, 1979	|gdate = September 14, 1982	|assign1 = Atari, Inc.	|title = Joystick control}}
* {{cite patent|country = US |number =4394548	|fdate = March 8, 1982	|gdate =July 19, 1983	|assign1 = AMP Incorporated	|title = Joystick switch}}
* {{cite patent|country = US |number =4401864	|fdate = June 1, 1981	|gdate = August 30, 1983	|assign1 =Olympus Optical Company Ltd.	|title = Seesaw type switch mechanism}}
* {{cite patent|country = US |number =4414438	|fdate =June 4, 1982	|gdate =November 8, 1983	|assign1 = International Jensen Incorporated	|title = Video game controller}}
* {{cite patent|country = US |number =4439648	|fdate =July 28, 1982	|gdate= March 27, 1984	|assign1 =Coleco Industries, Inc. |title =Joystick-type controller}}
* {{cite patent|country = US |number =4480103	|fdate =November 5, 1981	|gdate =October 30, 1984	|assign1 = Ihara Chemical Industry Co., Ltd. |assign2 = Daikin Kogyo Co., Ltd.	|title = 4-Fluoro-5-oxypyrazole derivatives}}
* {{cite patent|country = US |number =4486629	|fdate = July 18, 1983	|gdate =December 4, 1984	|assign1 = Coleco Industries, Inc. |title = Joystick controller}}