Title:
Sensitive pressure switch
United States Patent 2772330


Inventors:
Higgins, Roger K.
Application Number:
US32096852A
Publication Date:
11/27/1956
Filing Date:
11/17/1952
Assignee:
Higgins, Roger K.
Primary Class:
Other Classes:
200/82R, 200/83R, 340/626
International Classes:
H01H35/40
View Patent Images:
US Patent References:
2085198Microphonic switch1937-06-29
2075774Vibration actuated controller1937-03-30
1619010Contact device and insulation1927-03-01
1141158N/A1915-06-01
1108750N/A1914-08-25
1078595N/A1913-11-11
0866377N/A1907-09-17
0817009N/A1906-04-03
0466644N/A1892-01-05