List of Patents. S39 
David Cobb, April 25, improvement in carriages for field artillery. 
Nehemiah Howe, April 25, improvement in the churn. 
Joseph Reeve, April 25, improvement in preparing and making 
twisted whalebone whips. 
Benjamin Taylor, April 25, mode of impelling boats, water or 
land carriages. _ 
Isaiah Jennings, April 25, machine for making rivets. 
Daniel Rider, April 26, machine for making oakum. 
Leonard Kennedy, April 26, a washing machine. 
Ebenezer Stowell, April 26, machine for shearing woollen and 
other cloths. 
Benjamin Dearborn, April 29, the anglet for taking and laying 
down angles. 
Elam King, May 14, a washing machine. 
Reuben Ainsworth, May 14, improvement in making pearl ash, 
in kettles, without the use of ovens. 
William Flower, May 15, the life buoy, or seaman's friend. 
John Bailey, junior, May 16, a friction roller door hinge. 
Will. Rhodes, May 16, improvement in the construction of pumps, 
William Rhodes, May 16, a floating dry dock for cleansing the 
bottoms of vessels. 
Simeon B. Willard, May 18, improvement in the churn. 
Rob. P. Cunningham, May 21, improvement in pressing machines. 
Samuel Barber and Nehemiah U. Tompkins, June 1, improve- 
ment in the application of the whip saw. 
Caleb Johnson, June 3, improvement in the double lever press 
for tobacco, See. 
Jesse Reed, June 3, machine for rasping dye woods. 
En. Ives and Jerry Hill, June 3, improvement in carriage springs. 
Samuel Stilwell and Daniel T. Wandall, June 3, apparatus for 
propelling boats across rivers by force of the current. 
Martin Lee, June 4, improvement in washing machines. 
Robert Patton, June 13, machine for washing, churning, and get- 
ting out clover seed, See. 
Joseph Jellef, June 14, machine to cut and head nails. 
James Finley, June 1 7, improvement in the chain bridge. 
Jonathan Mix, June 17, thorough-brace springs for carriages. 
Allen Pollock, June 17, improvement in stoves, &c. for heating 
rooms. 
Ebenezer Benedict, June 18, improvement in the cyder and 
cheese press. 
Ebenezer Jones, June 20, a perpendicular washing machine. 
