公开(公告)号：US3596832A

公开(公告)日：1971-08-03

申请号：US3596832D

申请日：1969-06-23

Applicant: SCIENCE ACCESSORIES CORP

Inventor： WHETSTONE ALBERT ,  FINE SAMUEL

IPC: F24F3/14 ,  F24F11/00 ,  G05D22/02 ,  G05D22/00

CPC classification number: G05D22/02 ,  F24F3/14 ,  F24F11/30 ,  F24F2110/10 ,  F24F2110/20

Abstract: A humidifier for use in a recirculating hot water and/or steam heating system. A bypass valve is provided for the controlled delivery of the system fluid to an absorbent material placed over the radiator or fin member of the heating system.

公开(公告)号：US3626483A

公开(公告)日：1971-12-07

申请号：US3626483D

申请日：1969-07-16

Applicant: SCIENCE ACCESSORIES CORP

Inventor： WHETSTONE ALBERT ,  FINE SAMUEL ,  BANKS WILLIAM ,  PHILLIPS STANELY

IPC: G06F3/033 ,  G01V1/02

CPC classification number: G06F3/03545

Abstract: A writing stylus for use as a graphical-input terminal for digital computers. The stylus will produce a fast rise time shock energy sound wave generated by a spark detectable by coordinately placed microphones, at the instant the spark is produced can be determined and recorded in digital form.