Miami Valley Inventors Historical Database

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Patent Number:

44561

Title:

Feed water heater and filter

Issue Date:

1864-10-04

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Notes:

See also reissued patent RE 2,159, RE 2,160 and RE3,618

Patent Number:

RE2160

Title:

Feed-water heater and filter

Issue Date:

1866-01-23

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Notes:

Reissued patent See also patent 44,561.

Patent Number:

RE3618

Title:

Feed water heater and filter

Issue Date:

1869-08-24

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Notes:

Reissued patent. See also patent 44,561.

Patent Number:

RE2159

Title:

Feed-water heater and filter

Issue Date:

1866-01-23

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Notes:

Reissued patent See also patent 44,561.

Patent Number:

33313

Title:

Last-shaping machine

Issue Date:

1861-09-17

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Patent Number:

66998

Title:

Feed-water heater

Issue Date:

1867-07-23

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Patent Number:

81117

Title:

Feed-water heater for boilers

Issue Date:

1868-08-18

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Patent Number:

93244

Title:

Water heating device

Issue Date:

1869-08-03

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Notes:

Mason, Fenwick and Laurence, attorneys

Patent Number:

104789

Title:

Feed-water heater and filter

Issue Date:

1870-06-28

Inventor(s):

Edwin R. Stillwell (Dayton, OH)

Notes:

Mason, Henwick, and Laurence, attorneys

3640 Colonel Glenn Highway, Dayton, Ohio 45435. Phone: 937.775.2525

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