Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Inventor
Edmund Howl
Walter Watkins Attwood
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of GB189730569ApublicationCriticalpatent/GB189730569A/en
30,569. Howl, E., and Attwood, W. W. Dec. 28. Drawings to Specification. Steam pumps.-Consists of a design of cylindrical valve and valve-chest for effecting the distribution of the motive agent to the motor cylinder, and of means for ensuring the proper working of the valve by steam.
GB189730569D1897-12-281897-12-28Improvements relating to Direct-acting Engines.
ExpiredGB189730569A
(en)