The "c" with an arrow symbol on jewelry typically represents "carat," a unit of measurement for the weight of gemstones. The arrow indicates that the jewelry is designed to showcase the stone's weight and quality. This symbol is often used in marketing to signify that the piece contains a certain carat weight of a diamond or other precious stone.
UNCAS MANUFACTURING CO. --1911 -- presentMark: "U" with arrow - 1920 through at least 1988
Means pretty much a makers mark~you can google the mark or take a picture and upload to google~and search that way as well~
a/c filter with an arrow, is is placed in the unit with the arrow pointing toward the a/c fan??
...a copyrighted style or design by a manufacturer
'R C I' on gold jewelry usually stands for 'Rose Cut Diamonds and Individually set'. This indicates that the piece of jewelry has rose-cut diamonds that are set individually, rather than in a cluster or pave setting.
It stands for J & C Ferrara jewelry co.
Jc is actually a stamp of the creators initial.
It probably represents this costume jewelry manufacturer: UNCAS MANUFACTURING CO. --1911 -- present (11/06) Useful Link here:http://www.illusionjewels.com/costumejewelrymarks.htmland click on "U" or other letters for different manufacturers.
"325 C" on silver jewelry typically indicates that the piece is made of silver with a purity of 32.5%, which is lower than sterling silver (92.5% purity). This means the jewelry contains a smaller percentage of silver and is therefore less valuable in terms of silver content.
That is how you attach an arrow to the bow.
"YC" on silver jewelry typically stands for "Yin Cai," a Chinese jewelry manufacturer known for producing high-quality silver jewelry. This hallmark indicates that the piece of jewelry was made by Yin Cai and is usually accompanied by a purity mark for the silver content.
Engel Bros., Inc. -- New York, NY - c. 1931 to approximately 1965