Don't know what time frame you need, but they were in Indianapolis in the 40's and made small refrigerated Coca Cola vending machines. (Jacobs J-26, J-35, J-144, etc)
I looked in the 1947 Indianapolis Polk City Directory and found a listing for the F.L. Jacobs Company. The company was located at 1100 W. 21st Street. It lists William S. Lyhne as the General Manager. According to the listing, the company specialized in the manufacturing of Launderall washing machines, and other home appliances, and also Coca Cola vending machines. Sometime around 1950 they moved up to Traverse City, Michigan. Don't know what happened to them after that.
F L Jacobs Company ceased operations in 1980. They were a major producer of furniture and upholstery supplies but were unable to compete with larger companies and changing market trends.
Janice L. Jacobs was born in 1946.
The company dates back to 1918 with Walter L. Jacobs started a small rental company. In 1923 the company was sold to John Hertz.
L F Nonnast was a furniture company in the late 19th century. The business was centered in Chicago, but shipped nationwide. The company specializes in tables.
it is probably just a scratch that looks like L and F. Or it could be the jewelery company's logo.
S. W. L. Jacobs has written: 'Plants of New South Wales' -- subject(s): Phanerogams, Phytogeography, Plants
Alfred Jacobs has written: 'L' Afrique nouvelle' -- subject(s): Description and travel
Albert L. Jacobs has written: 'Patent and trademark forms' -- subject(s): Forms, Patent laws and legislation, Law and legislation, Trademarks
L. F. L. Oppenheim was born in 1858.
Deborah L. Jacobs has written: 'Estate planning smarts' -- subject(s): Estate planning, Trusts and trustees, Popular works, Tax planning
D L F stands for Delhi Land and Finance. It is a real estate company in India that specializes in developing residential, commercial, and retail properties.
M. L Jacobs has written: 'Evaluation of spark source mass spectrometry in the analysis of biological samples' -- subject(s): Spectrum analysis, Trace elements, Mass spectrometry
Jacqueline joined a magazine company which is how the whole Jackie magazine started.